A Chinese tank moves during competition in Alabino, outside Moscow, Russia, Monday, August 3, 2015. The competition called the International Army Games involves troops from Russia and several other nations. (Photo by Pavel Golovkin/AP Photo)

A Chinese tank moves at speed during competition in Alabino, outside Moscow, Russia, Monday, August 3, 2015. (Photo by Pavel Golovkin/AP Photo)

An Indian tank pushes through the water during competition in Alabino, outside Moscow, Russia, Monday, August 3, 2015. (Photo by Pavel Golovkin/AP Photo)

A Kazakhstan tank fires it's main armament during competition in Alabino, outside Moscow, Russia, Monday, August 3, 2015. (Photo by Pavel Golovkin/AP Photo)

An Indian tank emerges from the water during competition in Alabino, outside Moscow, Russia, Monday, August 3, 2015. (Photo by Pavel Golovkin/AP Photo)

Queen Letizia of Spain and her daugther Princess Leonor of Spain pose for the photographers at the Marivent Palace on August 3, 2015 in Palma de Mallorca, Spain. (Photo by Carlos Alvarez/Getty Images)

A Balinese man is in state of trance stabs his chest with a short sacred ceremonial dagger called “keris” during a sacred ritual of Ngerebong at Petilan Temple on August 2, 2015 in Denpasar, Bali, Indonesia. This traditional ritual is said to achieve harmony between humans, nature and God. The event signifies the anniversary of the royal temple of the kingdom of Kesiman in East Denpasar, Pura Dalem Petilan Pengerebongan Kesiman. Balinese Hindus evoke spirits to put them in a trance like state during which many will push daggers into their chest and neck. (Photo by Agung Parameswara/Getty Images)

Two men in costume participate in the parade that initiates the festivities of the Divine Savior of the World, in San Salvador, on August 1, 2015. (Photo by Marvin Recinos/AFP Photo)

This July 15, 2015, file photo shows mixed martial arts fighter Ronda Rousey working out at Glendale Fighting Club in Glendale, Calif. Paramount Pictures said Monday, August 3, that it has acquired the rights to Rousey's autobiography “My Fight/Your Fight”, with plans for Rousey to play herself in the adaptation. (Photo by Jae C. Hong/AP Photo)

Ukrainian plain clothed policemen arrest a pro-Russian activist after mass violence in Ukraine's border city of Kharkiv Monday, August 3, 2015. The police have opened a criminal investigation after violence occurred near the office of the Opposition Bloc. (Photo by AP Photo/Stringer)

Dave Miinch, fire captain with South Lake County, watches a fire burn on the north side of U.S. Highway 20, Monday, August 3, 2015, in Yolo County, Calif. Cooler weather helped crews build a buffer Monday between a raging Northern California wildfire and some of the thousands of homes it threatened as it tore through drought-withered brush that hadn't burned in years. (Photo by Hector Amezcua/The Sacramento Bee via AP Photo)

Cal Fire firefighters watch a large plume of smoke as it rises from the Rocky Fire on August 1, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that burned over 22,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)

Myanmar opposition leader Aung San Suu Kyi, center, rides a boat as she leaves after visiting a monastery where flood victims are sheltered in Bago, 80 kilometers (50 miles) northeast of Yangon, Myanmar, Monday, August 3, 2015. A report issued Saturday by the U.N. Office for the Coordination of Humanitarian Affairs cited Myanmar disaster officials estimating that more than 156,000 people had been affected by flooding. (Photo by hin Maung Win/AP Photo/)

Myanmar opposition leader Aung San Suu Kyi, center, rides a boat on her way to a monastery where flood victims are sheltered, Monday, August 3, 2015, in Bago, 80 kilometers (50 miles) northeast of Yangon, Myanmar. (Photo by hin Maung Win/AP Photo/)

A resident rests in a boat next to floodwaters in Kalay, upper Myanmar's Sagaing region on August 3, 2015. Relentless monsoon rains have triggered flash floods and landslides, destroying thousands of houses, farmland, bridges and roads – with fast-flowing waters hampering relief efforts. (Photo by Ye Aung Thu/AFP Photo)

Teenagers comfort each other during a candlelight vigil in Jerusalem for Shira Banki, who died on Sunday of stab wounds sustained when an ultra-Orthodox man with a knife attacked a Gay Pride parade in Jerusalem three days ago, August 2, 2015. High school student Banki, 16, was one of six people wounded in the assault. Her death highlighted the city's sharp social divisions between Orthodox and secular Jews. (Photo by Ronen Zvulun/Reuters)

Competitors try to clear an obstacle during the Bravus Race in Brasilia, August 2, 2015. Bravus Race challenges competitors to overcome several obstacles over a course of up to 15 km (9.32 miles). (Photo by Ueslei Marcelino/Reuters)

A woman runs up an obstacle during the Bravus Race competition in Brasilia, August 2, 2015. (Photo by Ueslei Marcelino/Reuters)

Competitors crawl under barbed wire during the Bravus Race in Brasilia, August 2, 2015. (Photo by Ueslei Marcelino/Reuters)

Girls smear each other with mud that is believed to be curative at Queen's beach in Nin, south Croatia, August 2, 2015. (Photo by Antonio Bronic/Reuters)

A Syrian army soldier walks inside the Crac des Chevaliers, a UNESCO World Heritage site, in the Homs countryside, Syria August 2, 2015. Syria's tourism minister Bishr Yazigi announced on Sunday the re-opening of the Crac des Chevaliers for tourists and the start of the al-Wadi festival. (Photo by Omar Sanadiki/Reuters)

A view shows part of the Crac des Chevaliers, a UNESCO World Heritage site, in the Homs countryside, Syria August 2, 2015. (Photo by Omar Sanadiki/Reuters)

Visitors pose for a picture as one of them holds the Syrian national flag inside the Crac des Chevaliers, a UNESCO World Heritage site, in the Homs countryside, Syria August 2, 2015. (Photo by Omar Sanadiki/Reuters)

Tourists relax on the grass of the Champ de Mars in front of the Eiffel Tower in Paris, France, August 2, 2015 as warm summer temperatures return to the French capital. France has been the world's most visited country since the 1980's, welcoming 84 million tourists last year. (Photo by Stephane Mahe/Reuters)

A tourist makes a selfie in front of the Eiffel Tower in Paris, France, August 2, 2015 as warm summer temperatures return to the French capital. (Photo by Stephane Mahe/Reuters)

A tourist poses for a photo souvenir in front of the Eiffel Tower in Paris, France, August 2, 2015 as warm summer temperatures return to the French capital. (Photo by Stephane Mahe/Reuters)

A man plays with his children in the sea on a hot day at La Goulette seaside in Tunis, Tunisia August 2, 2015. (Photo by Zoubeir Souissi/Reuters)

A boy jumps on a hot day at La Goulette seaside in Tunis, Tunisia August 2, 2015. (Photo by Zoubeir Souissi/Reuters)

An activist holds up a picture of photojournalist Ruben Espinosa during a protest against his murder at the Angel of Independence monument in Mexico City, Mexico August 2, 2015. The prominent Mexican news photographer was among five people found dead in a middle-class neighborhood of the capital on Friday, the city's prosecutor said on Sunday. Espinosa, who a month ago claimed in interviews that he felt threatened by the governor of eastern Veracruz state, was the lone male among five victims that police discovered bound and shot in the head in the capital's Narvarte neighborhood. Mexico City prosecutor Rodolfo Rios said at a press conference that Espinosa's family members told investigators that the photographer had been residing in the capital for two months and was searching for work following eight years living in Veracruz. (Photo by Henry Romero/Reuters)

Justin Trudeau, leader of the Liberal Party of Canada, marches in the 37th Annual Vancouver Pride Parade in Vancouver, British Columbia August 2, 2015. (Photo by Ben Nelms/Reuters)

Justin Trudeau, leader of the Liberal Party of Canada, interacts with people during the 37th Annual Vancouver Pride Parade in Vancouver, British Columbia August 2, 2015. (Photo by Ben Nelms/Reuters)

Justin Trudeau, leader of the Liberal Party of Canada, participates in the 37th Annual Vancouver Pride Parade in Vancouver, British Columbia August 2, 2015. (Photo by Ben Nelms/Reuters)

A seller pushes his home made cart with traditional hats during the 12th La Joropera festival in Acacias near Villavicencio in this October 14, 2012 file photo. Colombia is expected to release inflation numbers this week. (Photo by John Vizcaino/Reuters)

A man rides a bull during festivities honouring the capital's patron saint Santo Domingo de Guzman in Managua, Nicaragua August 2, 2015. (Photo by Oswaldo Rivas/Reuters)

A man is tossed by a bull during festivities honouring the capital's patron saint Santo Domingo de Guzman in Managua, Nicaragua August 2, 2015. (Photo by Oswaldo Rivas/Reuters)

A man runs away from a bull during festivities honouring the capital's patron saint Santo Domingo de Guzman in Managua, Nicaragua August 2, 2015. (Photo by Oswaldo Rivas/Reuters)

A man gets tossed by a bull during festivities honouring the capital's patron saint Santo Domingo de Guzman in Managua, Nicaragua August 2, 2015. (Photo by Oswaldo Rivas/Reuters)

A journalist walks through a tunnel discovered by the Mexican Army, during a presentation to the media in Tijuana, Mexico August 2, 2015. According to local media, authorities found the tunnel, which is still under construction at the northern city of Tijuana which borders with the United States. (Photo by Jorge Duenes/Reuters)

A man selling clothes smokes a cigarette while waiting costumers near Duri train station in Jakarta, Indonesia August 3, 2015. Indonesia's economic growth is expected to have slowed in the second quarter to the weakest level in nearly six years, despite the government's promise to jumpstart the economy after a dismal first quarter. (Photo by Reuters/Beawiharta)

A woman holds a papaya to buy it at a vegetable market near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

A stallholder passes back change to her colleague at a vegetable market near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

A woman holds plastic bags while browsing at a vegetable market located on train tracks near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

A woman holds her umbrella while selling food as a train passes through a vegetable market located on train tracks near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

A woman selling clothes waits for customers near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

A woman holds a papaya to buy it at a vegetable market near Duri train station in Jakarta, Indonesia August 3, 2015. (Photo by Reuters/Beawiharta)

Hindu activists holding wooden swords take part in the protest rally marching towards the parliament demanding Nepal to be declared as Hindu State in the new constitution, in Kathmandu August 3, 2015. (Photo by Navesh Chitrakar/Reuters)

Hindu activists chant slogans as they try to break through the restricted area during the protest rally marching towards the parliament demanding Nepal to be declared as Hindu State in the new constitution, in Kathmandu August 3, 2015. (Photo by Navesh Chitrakar/Reuters)

Applicants attend aptitude tests during a recruitment campaign for the French Army at Fort Neuf de Vincennes, near Paris, France, July 28, 2015. The French military will recruit some 11,000 additional soldiers during the next two years, making the Army the fourth largest recruiter in France. (Photo by Charles Platiau/Reuters)

Nusra Front fighters rest with their weapons behind sandbags in the Sheikh Maksoud neighborhood of Aleppo, Syria August 3, 2015. (Photo by Abdalrhman Ismail/Reuters)

Debris that has washed onto the Jamaique beach in Saint-Denis is seen on the shoreline of French Indian Ocean island of La Reunion, August 3, 2015. On Sunday, a small piece of metal debris found washed up on a beach on Reunion was taken into police custody. A flaperon, which help pilots control an aircraft in flight, will be analysed at a lab near Toulouse staffed by experts that is operated by the French defence ministry to determine if the plane debris found on Reunion Island came from Malaysia Airlines Flight MH370 which disappeared without a trace 16 months ago with 239 passengers and crew on board. (Photo by Jacky Naegelen/Reuters)

An airplane flies over the Jamaique beach in Saint-Denis on the French Indian Ocean island of La Reunion, August 3, 2015. (Photo by Jacky Naegelen/Reuters)

Debris that has washed onto the Jamaique beach in Saint-Denis is seen on the shoreline of French Indian Ocean island of La Reunion, August 3, 2015. (Photo by Jacky Naegelen/Reuters)

Greater Amman Municipality personnel spray people with a water sprinkler in order to cool them down as part of measures to ease the effect of a heatwave, in Amman, Jordan, August 3, 2015. (Photo by Muhammad Hamed/Reuters)

Children react as personnel from the Greater Amman Municipality spray them with a water sprinkler in order to cool them down, as part of measures to ease the effect of a heatwave, in Amman, Jordan August 3, 2015. (Photo by Muhammad Hamed/Reuters)

Children react as Greater Amman Municipality personnel spray them with a water sprinkler in order to cool them down as part of measures to ease the effect of a heatwave, in Amman, Jordan, August 3, 2015. (Photo by Muhammad Hamed/Reuters)

Greater Amman Municipality personnel spray people with a water sprinkler in order to cool them down as part of measures to ease the effect of a heatwave, in Amman, Jordan, August 3, 2015. (Photo by Muhammad Hamed/Reuters)

Residents react react as Greater Amman Municipality personnel spray them with a water sprinkler in order to cool them down as part of measures to ease the effect of a heatwave, in Amman, Jordan, August 3, 2015. (Photo by Muhammad Hamed/Reuters)

A bus driver reacts as Greater Amman Municipality personnel spray them with a water sprinkler in order to cool them down as part of measures to ease the effect of a heatwave, in Amman, Jordan, August 3, 2015. (Photo by Muhammad Hamed/Reuters)

Missy Franklin from the U.S. swims during the women's 100m backstroke semi-final at the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Hannibal Hanschke/Reuters)

Florent Manaudou of France reacts after placing first in the men's 50m butterfly final at the Aquatics World Championships in Kazan, Russia, August 3, 2015. (Photo by Hannibal Hanschke/Reuters)

Katinka Hosszu of Hungary reacts after setting a new World Record in the women's 200m individual medley final at the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Hannibal Hanschke/Reuters)

Rikke Moller Pedersen of Denmark swims during the women's 100m breaststroke heats at the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Michael Dalder/Reuters)

Orlando Duque of Colombia performs during the men's 27m High Diving competition preliminary at the Aquatics World Championships in Kazan, Russia, August 3, 2015. (Photo by Hannibal Hanschke/Reuters)

Katie Ledecky from U.S. celebrates after setting a new World Record in the women's 1500m freestyle heats at the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Stefan Wermuth/Reuters)

A spectator in fancy dress watches the morning swimming heats during the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Stefan Wermuth/Reuters)

Katinka Hosszu of Hungary displays her gold medal after winning the women's 200m individual medley final at the Aquatics World Championships in Kazan, Russia August 3, 2015. (Photo by Hannibal Hanschke/Reuters)

Two collapsed cranes are seen in Alphen aan de Rijn, the Netherlands August 3, 2015. Two cranes hoisting a massive section of bridge collapsed in a western Dutch town on Monday, flattening a row of houses and injuring at least 20 people, authorities said. (Photo by Ronald Fleurbaaij/Reuters)

FKA Twigs performs at 2015 Lollapalooza at Grant Park on August 2, 2015 in Chicago, Illinois. (Photo by Michael Hickey/Getty Images)

Miss BumBum Brazil contestants walk in the middle of Paulista Avenue to promote their beauty contest in the financial district of Sao Paulo, Brazil, Monday, August 3, 2015. The contest is set for November. (Photo by Andre Penner/AP Photo)

Miss BumBum Brazil contestants walk in the middle of Paulista Avenue to promote their beauty contest in the financial district of Sao Paulo, Brazil, Monday, August 3, 2015. (Photo by Nelson Antoine/Frame/Estadão Conteúdo)

A Nepalese Hindu devotee bathes in the Bagmati River on her way to the Pashupatinath Temple to offer prayers to Lord Shiva, Hindu god of destruction during Shravan festivities in Sundarijal, on the outskirts of Kathmandu on August 3, 2015. According to the Nepali calendar, Shravan is considered the holiest month of the year with each Monday of the month known as Shravan Somvar when worshippers offer prayers for a happy and prosperous life. (Photo by Prakash Mathema/AFP Photo)

Thai workers prep and install statues of Thai kings at Ratchapakdi Park in Prachuap Khiri Khan province on August 3, 2015. The statues are part of an installation at a park called Ratchapakdi in Hua Hin to honour past Thai monarchs. The park, under construction by the Thai army, honour's the country's royal institution and is located at a military compound near the Klai Kangwon Palace. (Photo by Pornchai Kittiwongsakul/AFP Photo)

Costumed performers as Pikachu, the popular animation Pokemon series character, perform at the Yokohama Dance Parade in Yokohama on August 2, 2015. The dance began on August 1 and will run for 65 days throughout the city, with more than 200 dance programmes. (Photo by Kazuhiro Nogi/AFP Photo)