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View  from Tambillo, Ecuador, of the Cotopaxi volcano spewing ash on August 21, 2015. Nearly 325,000 people could be affected by an eruption of Cotopaxi, the volcano looming beyond the Ecuadoran capital of Quito, officials said Monday. (Photo by Martin Bernetti/AFP Photo)

View from Tambillo, Ecuador, of the Cotopaxi volcano spewing ash on August 21, 2015. Nearly 325,000 people could be affected by an eruption of Cotopaxi, the volcano looming beyond the Ecuadoran capital of Quito, officials said Monday. The biggest risk is from an eruption melting the 5,900-metre (19,000-foot) mountain's snowcap and triggering massive melt-water floods and lahar mudflows that could sweep through nearby towns, Ecuador's minister of risk management Maria del Pilar Cornejo said. (Photo by Martin Bernetti/AFP Photo)




A trapeze artist wielding flame torches performs “The Garden of Fire & Light” during the Singapore Night Festival, in Singapore, August 21, 2015. The event runs from August 21 to 29 and includes installations, exhibitions and performances from local and international artists. (Photo by Wallace Woon/EPA)

A trapeze artist wielding flame torches performs “The Garden of Fire & Light” during the Singapore Night Festival, in Singapore, August 21, 2015. The event runs from August 21 to 29 and includes installations, exhibitions and performances from local and international artists. (Photo by Wallace Woon/EPA)




South Korean army's armored vehicle moves in Yeoncheon, south of the demilitarized zone that divides the two Koreas, South Korea, Saturday, August 22, 2015. The two Koreas prepared for a possible military clash Saturday as the North's deadline loomed for Seoul to dismantle loudspeakers broadcasting anti-North Korean propaganda across their border. (Photo by Ahn Young-joon/AP Photo)

South Korean army's armored vehicle moves in Yeoncheon, south of the demilitarized zone that divides the two Koreas, South Korea, Saturday, August 22, 2015. The two Koreas prepared for a possible military clash Saturday as the North's deadline loomed for Seoul to dismantle loudspeakers broadcasting anti-North Korean propaganda across their border. North Korea has declared its frontline troops are in full war readiness and prepared to go to battle if Seoul doesn't back down. (Photo by Ahn Young-joon/AP Photo)




A young woman cries at the scene of a shooting at the Boys and Girls Club on Genesee Street, early Thursday, August 20, 2015, in Rochester, N.Y. The gunman shot into a crowd that gathered outside the club after a basketball game, fatally wounding several people. (Photo by Lauren Petracca/Democrat & Chronicle via AP Photo)

A young woman cries at the scene of a shooting at the Boys and Girls Club on Genesee Street, early Thursday, August 20, 2015, in Rochester, N.Y. The gunman shot into a crowd that gathered outside the club after a basketball game, fatally wounding several people. (Photo by Lauren Petracca/Democrat & Chronicle via AP Photo)




A woman attends a rally supporting Brazilian President Dilma Rousseff amid nationwide protests calling for her impeachment in Rio de Janeiro, Brazil August 20, 2015. (Photo by Ricardo Moraes/Reuters)

A woman attends a rally supporting Brazilian President Dilma Rousseff amid nationwide protests calling for her impeachment in Rio de Janeiro, Brazil August 20, 2015. (Photo by Ricardo Moraes/Reuters)




A partially burnt cockfighting rooster that survived a fire, perches on the window of a house next to a fire victim in Paranaque, Metro Manila in the Philippines August 21, 2015. Local government officials said more than 1000 residents were rendered homeless after a fire razed a residential neighbourhood of San Martin de Porres in Paranaque city, while firemen said they were not able to reach the area and put out the fire immediately due to heavy traffic jam in the area on Thursday evening. (Photo by Erik De Castro/Reuters)

A partially burnt cockfighting rooster that survived a fire, perches on the window of a house next to a fire victim in Paranaque, Metro Manila in the Philippines August 21, 2015. Local government officials said more than 1000 residents were rendered homeless after a fire razed a residential neighbourhood of San Martin de Porres in Paranaque city, while firemen said they were not able to reach the area and put out the fire immediately due to heavy traffic jam in the area on Thursday evening. (Photo by Erik De Castro/Reuters)




A man looks out from a destroyed window at ruins of houses razed by a fire, in Paranaque, Metro Manila in the Philippines August 21, 2015. (Photo by Erik De Castro/Reuters)

A man looks out from a destroyed window at ruins of houses razed by a fire, in Paranaque, Metro Manila in the Philippines August 21, 2015. (Photo by Erik De Castro/Reuters)




Argentina's President Cristina Fernandez de Kirchner waves a scarf after a ceremony at the Casa Rosada Presidential Palace in Buenos Aires, in this picture taken August 20, 2015. Fernandez de Kirchner said on Thursday she was sending a draft law to Congress making it harder for the government to sell state stakes in local firms, two months before elections seen bringing a more market-friendly leader to power. (Photo by Reuters/Argentine Presidency)

Argentina's President Cristina Fernandez de Kirchner waves a scarf after a ceremony at the Casa Rosada Presidential Palace in Buenos Aires, in this picture taken August 20, 2015. Fernandez de Kirchner said on Thursday she was sending a draft law to Congress making it harder for the government to sell state stakes in local firms, two months before elections seen bringing a more market-friendly leader to power. (Photo by Reuters/Argentine Presidency)




Women wearing kimonos look at the Singapore Flyer shrouded by haze near the central business district in Singapore August 21, 2015. The 3-hour Pollutants Standards Index or PSI reading hit 78 at 5pm on Friday, according to the National Environment Agency. (Photo by Edgar Su/Reuters)

Women wearing kimonos look at the Singapore Flyer shrouded by haze near the central business district in Singapore August 21, 2015. The 3-hour Pollutants Standards Index or PSI reading hit 78 at 5pm on Friday, according to the National Environment Agency. (Photo by Edgar Su/Reuters)




Israeli girls play near a sign at Mount Bental, an observation post in the Israeli-occupied Golan Heights that overlooks the Syrian side of the Qunietra crossing August 21, 2015. Israel said it killed four Palestinian militants in an air strike on the Syrian Golan Heights on Friday, after cross-border rocket fire from Syria prompted the heaviest Israeli bombardment since the start of Syria's four-year-old civil war. (Photo by Baz Ratner/Reuters)

Israeli girls play near a sign at Mount Bental, an observation post in the Israeli-occupied Golan Heights that overlooks the Syrian side of the Qunietra crossing August 21, 2015. Israel said it killed four Palestinian militants in an air strike on the Syrian Golan Heights on Friday, after cross-border rocket fire from Syria prompted the heaviest Israeli bombardment since the start of Syria's four-year-old civil war. (Photo by Baz Ratner/Reuters)




An Israeli soldier directs a tank during an exercise in the Israeli-occupied Golan Heights, near the ceasefire line between Israel and Syria, August 21, 2015. (Photo by Baz Ratner/Reuters)

An Israeli soldier directs a tank during an exercise in the Israeli-occupied Golan Heights, near the ceasefire line between Israel and Syria, August 21, 2015. (Photo by Baz Ratner/Reuters)




The debris of one of the two Czech-made L-410 planes is seen at the crash site near the village of Cerveny Kamen, Slovakia, August 21, 2015. Two turbo-prop planes carrying civilian parachutists rehearsing for an air show collided in mid-air in western Slovakia on Thursday, killing seven people, authorities said. (Photo by Radovan Stoklasa/Reuters)

The debris of one of the two Czech-made L-410 planes is seen at the crash site near the village of Cerveny Kamen, Slovakia, August 21, 2015. Two turbo-prop planes carrying civilian parachutists rehearsing for an air show collided in mid-air in western Slovakia on Thursday, killing seven people, authorities said. (Photo by Radovan Stoklasa/Reuters)




Authorities investigate the crash site of one of the two Czech-made L-410 planes near the village of Cerveny Kamen, Slovakia, August 21, 2015. (Photo by Radovan Stoklasa/Reuters)

Authorities investigate the crash site of one of the two Czech-made L-410 planes near the village of Cerveny Kamen, Slovakia, August 21, 2015. (Photo by Radovan Stoklasa/Reuters)




A model sits on a Peugeot scooter on display at the Indonesia International Motor Show in Jakarta, Indonesia August 21, 2015. (Photo by Darren Whiteside/Reuters)

A model sits on a Peugeot scooter on display at the Indonesia International Motor Show in Jakarta, Indonesia August 21, 2015. (Photo by Darren Whiteside/Reuters)




A resident checks his fish traps as he fishes amidst bad weather at the mouth of Manila Bay in Bacoor, Cavite August 21, 2015. The Philippine Atmospheric, Geophysical and Astronomical Service Administration (PAGASA) state weather bureau reported on Friday that Typhoon Goni maintained its strength of maximum winds of 170 kilometers per hour (kph) near the center and gustiness of up to 205 kph. (Photo by Erik De Castro/Reuters)

A resident checks his fish traps as he fishes amidst bad weather at the mouth of Manila Bay in Bacoor, Cavite August 21, 2015. The Philippine Atmospheric, Geophysical and Astronomical Service Administration (PAGASA) state weather bureau reported on Friday that Typhoon Goni maintained its strength of maximum winds of 170 kilometers per hour (kph) near the center and gustiness of up to 205 kph, while several areas in the northern Philippines were placed under storm warning signals. The estimated rainfall amount is from moderate to heavy within the 600-kilometer diameter of the typhoon. (Photo by Erik De Castro/Reuters)




An ornate hearse pulled by six, black-plumed horses, carries the body of Vittorio Casamonica to a Roman Catholic basilica in the Rome suburbs, where the funeral mass was celebrated, August 20, 2015. Casamonica, 65, the head of a notorious Rome crime family, was given a lavish funeral on Thursday, with a helicopter dropping red rose petals on mourners and a brass band playing the theme tune from the Godfather movie. (Photo by Reuters/Stringer)

An ornate hearse pulled by six, black-plumed horses, carries the body of Vittorio Casamonica to a Roman Catholic basilica in the Rome suburbs, where the funeral mass was celebrated, August 20, 2015. Casamonica, 65, the head of a notorious Rome crime family, was given a lavish funeral on Thursday, with a helicopter dropping red rose petals on mourners and a brass band playing the theme tune from the Godfather movie. (Photo by Reuters/Stringer)




Workmen install an Egyptian statue of an unnamed king from the Ptolemy era made of pink granite, measuring 5 meters  and weighing 5.5 tons, which is prepared outside the Institut du Monde Arabe (Arab World Institute) in Paris, France, August 21, 2015. An exhibition called Osiris, Egypt's Sunken Mysteries opens to the public September 8, 2015 and runs until January 31, 2016. (Photo by Regis Duvignau/Reuters)

Workmen install an Egyptian statue of an unnamed king from the Ptolemy era made of pink granite, measuring 5 meters and weighing 5.5 tons, which is prepared outside the Institut du Monde Arabe (Arab World Institute) in Paris, France, August 21, 2015. An exhibition called Osiris, Egypt's Sunken Mysteries opens to the public September 8, 2015 and runs until January 31, 2016. (Photo by Regis Duvignau/Reuters)




Women walk past a money changer in the central shopping district in Kuala Lumpur, Malaysia, August 21, 2015. The Malaysian ringgit fell to a fresh 17-year low on Friday as investors awaited foreign exchange reserve data for signs on how much ammunition the central bank has left to defend the currency. (Photo by Olivia Harris/Reuters)

Women walk past a money changer in the central shopping district in Kuala Lumpur, Malaysia, August 21, 2015. The Malaysian ringgit fell to a fresh 17-year low on Friday as investors awaited foreign exchange reserve data for signs on how much ammunition the central bank has left to defend the currency. (Photo by Olivia Harris/Reuters)




Supporters react as Myanmar pro-democracy leader Aung San Suu Kyi gives a speech on voter education at the Thanlyin township, outside Yangon August 21, 2015. (Photo by Soe Zeya Tun/Reuters)

Supporters react as Myanmar pro-democracy leader Aung San Suu Kyi gives a speech on voter education at the Thanlyin township, outside Yangon August 21, 2015. (Photo by Soe Zeya Tun/Reuters)




A woman admires a display of giant onions at the Southport Flower Show in Southport, Britain August 21, 2015. The show which started in 1924 is held annually for four days in August and is the largest independent flower show in Britain. (Photo by Andrew Yates/Reuters)

A woman admires a display of giant onions at the Southport Flower Show in Southport, Britain August 21, 2015. The show which started in 1924 is held annually for four days in August and is the largest independent flower show in Britain. (Photo by Andrew Yates/Reuters)




A resident drives a vehicle damaged by a fallen electric post after Typhoon Goni battered Baguio city in northern Philippines August 21, 2015. The Philippine Atmospheric, Geophysical and Astronomical Service Administration (PAGASA) state weather bureau reported on Friday that Typhoon Goni maintained its strength of maximum winds of 170 kilometers per hour (kph) near the center and gustiness of up to 205 kph. (Photo by Harley Palanchao/Reuters)

A resident drives a vehicle damaged by a fallen electric post after Typhoon Goni battered Baguio city in northern Philippines August 21, 2015. The Philippine Atmospheric, Geophysical and Astronomical Service Administration (PAGASA) state weather bureau reported on Friday that Typhoon Goni maintained its strength of maximum winds of 170 kilometers per hour (kph) near the center and gustiness of up to 205 kph, while several areas in the northern Philippines were placed under storm warning signals. (Photo by Harley Palanchao/Reuters)




A martial arts instructor Ahmed Mohamed shows his students fighting skills at a Karate school in Somalia's capital Mogadishu, August 21, 2015. Livelihood has fairly returned to normalcy the war ravaged country after Al Qaeda-linked al Shabaab, which wants to topple the Western-backed government and impose its strict interpretation of Islam on Somalia, has been driven out of major strongholds by the African and Somali forces but continues to launch bomb and gun attacks against officials, politicians and others. (Photo by Feisal Omar/Reuters)

A martial arts instructor Ahmed Mohamed shows his students fighting skills at a Karate school in Somalia's capital Mogadishu, August 21, 2015. Livelihood has fairly returned to normalcy the war ravaged country after Al Qaeda-linked al Shabaab, which wants to topple the Western-backed government and impose its strict interpretation of Islam on Somalia, has been driven out of major strongholds by the African and Somali forces but continues to launch bomb and gun attacks against officials, politicians and others. (Photo by Feisal Omar/Reuters)




Protesters react as they run away from tear gas fired by Israeli troops during clashes at a protest against Jewish settlements in the West Bank village of Nabi Saleh, near Ramallah August 21, 2015. (Photo by Mohamad Torokman/Reuters)

Protesters react as they run away from tear gas fired by Israeli troops during clashes at a protest against Jewish settlements in the West Bank village of Nabi Saleh, near Ramallah August 21, 2015. (Photo by Mohamad Torokman/Reuters)




A Palestinian protester throws a bottle filled with paint at an Israeli army bulldozer during clashes following a demonstration against the expropriation of Palestinian land by Israel in the village of Kfar Qaddum, near Nablus in the occupied West Bank, on August 21, 2015. (Photo by Jaafar Ashtiyeh/AFP Photo)

A Palestinian protester throws a bottle filled with paint at an Israeli army bulldozer during clashes following a demonstration against the expropriation of Palestinian land by Israel in the village of Kfar Qaddum, near Nablus in the occupied West Bank, on August 21, 2015. (Photo by Jaafar Ashtiyeh/AFP Photo)




Protesters react as they run away from tear gas fired by Israeli troops during clashes at a protest against Jewish settlements in the West Bank village of Nabi Saleh, near Ramallah August 21, 2015. (Photo by Mohamad Torokman/Reuters)

Protesters react as they run away from tear gas fired by Israeli troops during clashes at a protest against Jewish settlements in the West Bank village of Nabi Saleh, near Ramallah August 21, 2015. (Photo by Mohamad Torokman/Reuters)




People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. The Singapore Night Festival which features local and international light installations and performances begins on Friday and will take place on the last two weekends of August. (Photo by Edgar Su/Reuters)




People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)




People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)




People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)




A woman interacts with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

A woman interacts with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)




People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)

People interact with “Pixel Wave 2015” a projection art installation by France's Miguel Chevalier and local designers Carolyn Kan and Depression that features geometric patterns that react to movements and interactions of people, during the Singapore Night Festival at the Singapore Design Center, August 21, 2015. (Photo by Edgar Su/Reuters)




A picture illustration shows Kazakhstan's tenge and U.S. dollars banknotes in Almaty, Kazakhstan, August 21, 2015. Kazakhstanis took to social media on Friday to mock and grumble as vendors hiked their prices after veteran leader Nursultan Nazarbayev let the tenge currency join a global wave of devaluations.The tenge rate tumbled by 26.2 percent on Thursday to 255.26 per dollar as the central bank and government decided to let it float freely, seeking to support an economy hit by low world prices for its oil and metals exports. (Photo by Shamil Zhumatov/Reuters)

A picture illustration shows Kazakhstan's tenge and U.S. dollars banknotes in Almaty, Kazakhstan, August 21, 2015. Kazakhstanis took to social media on Friday to mock and grumble as vendors hiked their prices after veteran leader Nursultan Nazarbayev let the tenge currency join a global wave of devaluations.The tenge rate tumbled by 26.2 percent on Thursday to 255.26 per dollar as the central bank and government decided to let it float freely, seeking to support an economy hit by low world prices for its oil and metals exports. (Photo by Shamil Zhumatov/Reuters)




A visitor poses for a picture at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)

A visitor poses for a picture at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)




A visitor looks on at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)

A visitor looks on at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)




A visitor poses for a picture at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)

A visitor poses for a picture at a flower exhibition in Kiev, Ukraine, August 21, 2015. (Photo by Gleb Garanich/Reuters)




Members of the Chamusca forcados group perform during a bullfight at Campo Pequeno bullring in Lisbon, Portugal August 20, 2015. Forcados are traditional Portuguese bullfighters who catch bulls with their bare hands. (Photo by Rafael Marchante/Reuters)

Members of the Chamusca forcados group perform during a bullfight at Campo Pequeno bullring in Lisbon, Portugal August 20, 2015. Forcados are traditional Portuguese bullfighters who catch bulls with their bare hands. (Photo by Rafael Marchante/Reuters)




Palestinian Hamas militants take part in a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. Abu Shammala and al-Attar were killed by an Israeli air strike during a 50-day war between the armed group and Israel last summer. (Photo by Suhaib Salem/Reuters)

Palestinian Hamas militants take part in a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. Abu Shammala and al-Attar were killed by an Israeli air strike during a 50-day war between the armed group and Israel last summer. (Photo by Suhaib Salem/Reuters)




A Palestinian boy wears a Hamas headband watches  Hamas militant during a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. (Photo by Suhaib Salem/Reuters)

A Palestinian boy wears a Hamas headband watches Hamas militant during a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. (Photo by Suhaib Salem/Reuters)




Palestinian Hamas militants take part in a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. (Photo by Suhaib Salem/Reuters)

Palestinian Hamas militants take part in a military parade marking the first anniversary of the killing of Hamas's military commanders Mohammed Abu Shammala and Raed al-Attar, in Rafah in the southern Gaza Strip August 21, 2015. (Photo by Suhaib Salem/Reuters)




Russian Prime Minister Dmitry Medvedev takes pictures with his phone from aboard a helicopter while in flight from the city of Blagoveshchensk to the Vostochny cosmodrome near the village of Uglegorsk in Amur region, Russia, August 21, 2015. (Photo by Dmitry Astakhov/Reuters/RIA Novosti)

Russian Prime Minister Dmitry Medvedev takes pictures with his phone from aboard a helicopter while in flight from the city of Blagoveshchensk to the Vostochny cosmodrome near the village of Uglegorsk in Amur region, Russia, August 21, 2015. (Photo by Dmitry Astakhov/Reuters/RIA Novosti)




A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)

A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)




A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)

A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)




A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)

A U.S. Army Ranger shows skills during a demonstration at Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. (Photo by Tami Chappell/Reuters)




Capt. Kristen Griest of Orange, Connecticut (Center-R) is congratulated after Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. The two pioneering women made history on Friday as they became the first females to graduate from the Army's elite and grueling 62-day Ranger school, at Fort Benning, Georgia. (Photo by Tami Chappell/Reuters)

Capt. Kristen Griest of Orange, Connecticut (Center-R) is congratulated after Ranger school graduation at Fort Benning in Columbus, Georgia August 21, 2015. The two pioneering women made history on Friday as they became the first females to graduate from the Army's elite and grueling 62-day Ranger school, at Fort Benning, Georgia. Though Haver and Griest are still not eligible to take part in front-line combat, according to reports, a decision on whether to change that policy could come in the fall. (Photo by Tami Chappell/Reuters)




Mike Tyson, American retired professional boxer, attends the media visit of director Tan Bing on August 20, 2015 in Beijing, China. (Photo by ChinaFotoPress/ChinaFotoPress via Getty Images)

Mike Tyson, American retired professional boxer, attends the media visit of director Tan Bing on August 20, 2015 in Beijing, China. (Photo by ChinaFotoPress/ChinaFotoPress via Getty Images)




A wax figure depicting Jennifer Lopez by wax museum Madame Tussauds dressed in a new set of clothes attracts the attention of pedestrians during a press event at a beach bar in Berlin,†Germany, August 21, 2015. (Photo by Jens Kalaene/EPA)

A wax figure depicting Jennifer Lopez by wax museum Madame Tussauds dressed in a new set of clothes attracts the attention of pedestrians during a press event at a beach bar in Berlin,†Germany, August 21, 2015. (Photo by Jens Kalaene/EPA)




A handout image made available by the Bulgarian Air Force showing a pilot of one of two Mi-17 helicopters of the 24th Airbase Krumovo in Bulgaria approaching the fire area before dropping a load of water onto forest fires raging in the hills near Plovdiv, Bulgaria, 21 August 2015. Bulgarian media report 15 soldiers and two helicopters fought the fires, carrying out 247 approaches and pouring 580 tons of water on the flames. (Photo by EPA/Bulgarian Air Force)

A handout image made available by the Bulgarian Air Force showing a pilot of one of two Mi-17 helicopters of the 24th Airbase Krumovo in Bulgaria approaching the fire area before dropping a load of water onto forest fires raging in the hills near Plovdiv, Bulgaria, 21 August 2015. Bulgarian media report 15 soldiers and two helicopters fought the fires, carrying out 247 approaches and pouring 580 tons of water on the flames. (Photo by EPA/Bulgarian Air Force)




Olaf Meixler (L), employee of cleaning company “N*ICE”, along with co-organiser Norbert Kandzorra (R), uses a high-pressure water jet to clean an old Douglas DC-4 at the Airlift Memorial at the airport in Frankfurt am Main, Germany, 21 August 2015. Airport operator Fraport AG intends to improve maintenance of the aircraft at the Airlift Memorial as well as ensure the long-term preservation of the entire monument. (Photo by Christoph Schmidt/EPA)

Olaf Meixler (L), employee of cleaning company “N*ICE”, along with co-organiser Norbert Kandzorra (R), uses a high-pressure water jet to clean an old Douglas DC-4 at the Airlift Memorial at the airport in Frankfurt am Main, Germany, 21 August 2015. Airport operator Fraport AG intends to improve maintenance of the aircraft at the Airlift Memorial as well as ensure the long-term preservation of the entire monument. (Photo by Christoph Schmidt/EPA)




Colombian dancers Liliana Macchiabello and Alejandro Triunveri compete in the first round of the stage category at the World Tango Championship in Buenos Aires, Argentina, Thursday, August 20, 2015. Hundreds of couples from around the world are competing in the championship's two categories: salon, and stage. (Photo by Natacha Pisarenko/AP Photo)

Colombian dancers Liliana Macchiabello and Alejandro Triunveri compete in the first round of the stage category at the World Tango Championship in Buenos Aires, Argentina, Thursday, August 20, 2015. Hundreds of couples from around the world are competing in the championship's two categories: salon, and stage. (Photo by Natacha Pisarenko/AP Photo)




Tribal fighters, against Shiite rebels known as Houthis, carry the body of a man who was killed during fighting between the two groups, in Taiz, Yemen, Tuesday, Aug. 20, 2015. In Taiz, Yemen's third largest city, at least 11 civilians were killed and more than 35 injured by shelling that started on Wednesday, independent local officials, witnesses and medical officials said, speaking on condition of anonymity because they were not authorized to talk to reporters. (Photo by Abdulnasser Alseddik/AP Photo)

Tribal fighters, against Shiite rebels known as Houthis, carry the body of a man who was killed during fighting between the two groups, in Taiz, Yemen, Tuesday, Aug. 20, 2015. In Taiz, Yemen's third largest city, at least 11 civilians were killed and more than 35 injured by shelling that started on Wednesday, independent local officials, witnesses and medical officials said, speaking on condition of anonymity because they were not authorized to talk to reporters. They all said the shelling was by Houthi fighters who were attacking areas controlled by pro-government forces. (Photo by Abdulnasser Alseddik/AP Photo)




A Russian Yakovlev Yak-130 Mitten subsonic two-seat advanced jet trainer performs on rehearsal day for the MAKS-2015, the International Aviation and Space Show, in Zhukovsky, outside Moscow, on August 21, 2015. The MAKS-2015 will be held in Zhukovsky from August 25 to 30. (Photo by Kirill Kudryavtsev/AFP Photo)

A Russian Yakovlev Yak-130 Mitten subsonic two-seat advanced jet trainer performs on rehearsal day for the MAKS-2015, the International Aviation and Space Show, in Zhukovsky, outside Moscow, on August 21, 2015. The MAKS-2015 will be held in Zhukovsky from August 25 to 30. (Photo by Kirill Kudryavtsev/AFP Photo)
22 Aug 2015 13:10:00