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A U.S. Air Force F-22 Raptor takes to the sky at the Gulf Coast Salute open house and air show over Tyndall Air Force Base near Panama City, Florida, in this picture taken April 11 and released April 15, 2015. (Photo by Tech. Sgt. Javier Cruz/Reuters/U.S. Air Force)

A U.S. Air Force F-22 Raptor takes to the sky at the Gulf Coast Salute open house and air show over Tyndall Air Force Base near Panama City, Florida, in this picture taken April 11 and released April 15, 2015. (Photo by Tech. Sgt. Javier Cruz/Reuters/U.S. Air Force)




Crystal Hill, a Cleveland regional Transit Authority Trolley driver poses outside her trolley as Tina Turner as part of the Rock and Roll Hall of Fame Induction week in Cleveland, Ohio April 15, 2015. The city of Cleveland has kindly asked its downtown trolley-bus drivers to get in the spirit of this week's 2015 Rock and Roll Hall of Fame induction ceremony and dress up like a rock star, or simply a music great. Drivers can choose from the more than 700 inductees in the Hall of Fame, which holds its 30th ceremony on Saturday. (Photo by Aaron Josefczyk/Reuters)

Crystal Hill, a Cleveland regional Transit Authority Trolley driver poses outside her trolley as Tina Turner as part of the Rock and Roll Hall of Fame Induction week in Cleveland, Ohio April 15, 2015. The city of Cleveland has kindly asked its downtown trolley-bus drivers to get in the spirit of this week's 2015 Rock and Roll Hall of Fame induction ceremony and dress up like a rock star, or simply a music great. Drivers can choose from the more than 700 inductees in the Hall of Fame, which holds its 30th ceremony on Saturday. (Photo by Aaron Josefczyk/Reuters)




An acrobat performs as guests arrive for the official inauguration party of Peninsula Paris luxury hotel in Paris April 16, 2015. (Photo by Benoit Tessier/Reuters)

An acrobat performs as guests arrive for the official inauguration party of Peninsula Paris luxury hotel in Paris April 16, 2015. (Photo by Benoit Tessier/Reuters)




An image of the planet Mercury produced by NASA'S MErcury Surface, Space ENvironment, GEochemistry, and Ranging, or MESSENGER probe is seen in an undated picture released April 16, 2015. These colors are not what Mercury would look like to the human eye, but rather the colors enhance the chemical, mineralogical, and physical differences between the rocks that make up Mercury's surface, according to NASA. (Photo by Reuters/NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington)

An image of the planet Mercury produced by NASA'S MErcury Surface, Space ENvironment, GEochemistry, and Ranging, or MESSENGER probe is seen in an undated picture released April 16, 2015. These colors are not what Mercury would look like to the human eye, but rather the colors enhance the chemical, mineralogical, and physical differences between the rocks that make up Mercury's surface, according to NASA. The MESSENGER spacecraft that made surprising discoveries of ice and other materials on Mercury will make a crash landing into the planet around April 30, scientists said on Thursday. (Photo by Reuters/NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington)




Fabian, wearing a Spider-Man costume, sells toys in the commercial zone of Gamarra in Lima, April 16, 2015. Gamarra, located in the central district of La Victoria, is home to the largest textile industry in Lima and has several shops and malls where all kinds of clothing are made. There are more than 10,000 entrepreneurs and 17,000 stores housed in the 20 blocks in the district, according to local media. (Photo by Mariana Bazo/Reuters)

Fabian, wearing a Spider-Man costume, sells toys in the commercial zone of Gamarra in Lima, April 16, 2015. Gamarra, located in the central district of La Victoria, is home to the largest textile industry in Lima and has several shops and malls where all kinds of clothing are made. There are more than 10,000 entrepreneurs and 17,000 stores housed in the 20 blocks in the district, according to local media. (Photo by Mariana Bazo/Reuters)




Boca Juniors cheerleaders perform before the start of the Copa Libertadores soccer match between Argentina's Boca Juniors and Chile's Palestino in Buenos Aires, April 16, 2015. (Photo by Agustin Marcarian/Reuters)

Boca Juniors cheerleaders perform before the start of the Copa Libertadores soccer match between Argentina's Boca Juniors and Chile's Palestino in Buenos Aires, April 16, 2015. (Photo by Agustin Marcarian/Reuters)




Sebastien Morvan, one of the founders of microbrewery Brussels Beer Project, displays bread and serves a beer called Babylone at Barbeton bar in central Brussels April 14, 2015. A small Brussels-based brewery has embarked on a project to make beer, the Babylone, from leftover bread, reducing a significant source of food waste and harking back to antiquity, when bread, rather than barley, was the main ingredient. (Photo by Yves Herman/Reuters)

Sebastien Morvan, one of the founders of microbrewery Brussels Beer Project, displays bread and serves a beer called Babylone at Barbeton bar in central Brussels April 14, 2015. A small Brussels-based brewery has embarked on a project to make beer, the Babylone, from leftover bread, reducing a significant source of food waste and harking back to antiquity, when bread, rather than barley, was the main ingredient. The idea for brewing with bread came when Morvan talked to a friend about food waste, specifically the bread thrown away because supermarkets, eager to offer fresh bread to shoppers all day, baked until late afternoon. (Photo by Yves Herman/Reuters)




Ukrainian military pilot Nadezhda Savchenko stands inside a defendants' cage as she attends a court hearing in Moscow April 17, 2015. Pro-Russian separatists battling Kiev's forces captured Savchenko last June and handed her over to Moscow, where she is being held on charges of aiding the killing of two Russian journalists in eastern Ukraine. (Photo by Maxim Zmeyev/Reuters)

Ukrainian military pilot Nadezhda Savchenko stands inside a defendants' cage as she attends a court hearing in Moscow April 17, 2015. Pro-Russian separatists battling Kiev's forces captured Savchenko last June and handed her over to Moscow, where she is being held on charges of aiding the killing of two Russian journalists in eastern Ukraine. (Photo by Maxim Zmeyev/Reuters)




A dancer jumps during a parade celebrating the coming of spring in Tripoli, north Lebanon April 17, 2015. (Photo by Omar Ibrahim/Reuters)

A dancer jumps during a parade celebrating the coming of spring in Tripoli, north Lebanon April 17, 2015. (Photo by Omar Ibrahim/Reuters)




A Yemeni girl holds a baby in a temporary shelter after fleeing violence in Yemen, at the port town Bosasso in Somalia's Puntland April 17, 2015. U.N. Secretary-General Ban Ki-moon on Thursday called for an immediate halt to the fighting in Yemen, the first time he has made such an appeal since Saudi-led air strikes against Iranian-backed Houthi rebels began three weeks ago. (Photo by Feisal Omar/Reuters)

A Yemeni girl holds a baby in a temporary shelter after fleeing violence in Yemen, at the port town Bosasso in Somalia's Puntland April 17, 2015. U.N. Secretary-General Ban Ki-moon on Thursday called for an immediate halt to the fighting in Yemen, the first time he has made such an appeal since Saudi-led air strikes against Iranian-backed Houthi rebels began three weeks ago. (Photo by Feisal Omar/Reuters)




Bosnian chefs cook in a Guinness Book of World Records attempt for the largest chicken broth, in a central square of the Bosnian capital of Sarajevo, April 17, 2015. “Bey's Broth”, the Bosnian meat and vegetable speciality weighing 4,124 kilograms, was cooked in a 2.5 metre diameter pot specially made by a local company. (Photo by Dado Ruvic/Reuters)

Bosnian chefs cook in a Guinness Book of World Records attempt for the largest chicken broth, in a central square of the Bosnian capital of Sarajevo, April 17, 2015. “Bey's Broth”, the Bosnian meat and vegetable speciality weighing 4,124 kilograms, was cooked in a 2.5 metre diameter pot specially made by a local company. Ingredients included one tonne of poultry, 350 kilograms of various vegetables, 120 litres of oil, 100 kilograms of flour, 50 kilograms of butter and also milk, eggs and milk cream. The attempt also aims to highlight Bosnian cuisine and the Global Chefs Challenge semi-finals, a competition for southeastern European chefs, taking place in Sarajevo on Friday. (Photo by Dado Ruvic/Reuters)




Bosnian chefs cook in a Guinness Book of World Records attempt for the largest chicken broth, in a central square of the Bosnian capital of Sarajevo, April 17, 2015. (Photo by Dado Ruvic/Reuters)

Bosnian chefs cook in a Guinness Book of World Records attempt for the largest chicken broth, in a central square of the Bosnian capital of Sarajevo, April 17, 2015. (Photo by Dado Ruvic/Reuters)




Bosnian cooks and volunteers prepare a chicken stew in Sarajevo, on Friday April 17, 2015. Bosnian chefs hope they have broken a Guinness record for the biggest chicken stew in the world, cooking up a meal for 14,000 people. The pot was set up in the center of Sarajevo and once the cooking was over the food was served to hundreds of people who gathered to watch the spectacle. (Photo by Amel Emric/AP Photo)

Bosnian cooks and volunteers prepare a chicken stew in Sarajevo, on Friday April 17, 2015. Bosnian chefs hope they have broken a Guinness record for the biggest chicken stew in the world, cooking up a meal for 14,000 people. The pot was set up in the center of Sarajevo and once the cooking was over the food was served to hundreds of people who gathered to watch the spectacle. (Photo by Amel Emric/AP Photo)




Bosnian people gather to taste chicken stew after cooks and volunteers prepared the stew in Sarajevo, on Friday April 17, 2015. (Photo by Amel Emric/AP Photo)

Bosnian people gather to taste chicken stew after cooks and volunteers prepared the stew in Sarajevo, on Friday April 17, 2015. (Photo by Amel Emric/AP Photo)




Members of the Patrouille Suisse flight team of the Swiss Air Force perform in their Northrop F-5 ll Tiger fighting jets during a media day of the Swiss Air Force at the airbase in the central Swiss town of Emmen April 17, 2015. (Photo by Arnd Wiegmann/Reuters)

Members of the Patrouille Suisse flight team of the Swiss Air Force perform in their Northrop F-5 ll Tiger fighting jets during a media day of the Swiss Air Force at the airbase in the central Swiss town of Emmen April 17, 2015. (Photo by Arnd Wiegmann/Reuters)




Nastia Pokolo, 74, takes water from an old well near her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. Pokolo, one of just three residents of the village situated in a remote region near the Belovezhskaya Pushcha National Park and about 10 km (6 miles) away from the border with Poland, lives alone separately from her daughter's and two sons' families. (Photo by Vasily Fedosenko/Reuters)

Nastia Pokolo, 74, takes water from an old well near her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. Pokolo, one of just three residents of the village situated in a remote region near the Belovezhskaya Pushcha National Park and about 10 km (6 miles) away from the border with Poland, lives alone separately from her daughter's and two sons' families. Nastia keeps livestock to help her relatives and provide them with food. The elderly woman's family faced financial problems due to a difficult economic situation in the country which, according to Pokolo, is also connected with the slide of the Rouble currency in neighboring Russia. (Photo by Vasily Fedosenko/Reuters)




Nastia Pokolo, 74, speaks on a mobile phone at her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. (Photo by Vasily Fedosenko/Reuters)

Nastia Pokolo, 74, speaks on a mobile phone at her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. (Photo by Vasily Fedosenko/Reuters)




Nastia Pokolo, 74, puts a pot into a furnace at her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. (Photo by Vasily Fedosenko/Reuters)

Nastia Pokolo, 74, puts a pot into a furnace at her house in the village of Babinets, southwest of the capital Minsk, April 17, 2015. (Photo by Vasily Fedosenko/Reuters)




Beekeepers wait to start clearing out the scene of semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. A truck carrying millions of honey bees overturned on a freeway north of Seattle on Friday, creating a massive traffic jam as the swarming insects stung firefighters, officials said. (Photo by Ian Terry/Reuters)

Beekeepers wait to start clearing out the scene of semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. A truck carrying millions of honey bees overturned on a freeway north of Seattle on Friday, creating a massive traffic jam as the swarming insects stung firefighters, officials said. (Photo by Ian Terry/Reuters)




Beekeepers wait to start clearing out the scene of semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)

Beekeepers wait to start clearing out the scene of semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)




Beekeepers attend to a semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)

Beekeepers attend to a semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)




Beekeepers attend to a semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)

Beekeepers attend to a semi-trailer truck that overturned with a cargo of bees on a highway in Lynnwood, Washington April 17, 2015. (Photo by Ian Terry/Reuters)




A beekeeper inspects the spilled remains of  beehives that spilled off of a semitruck along northbound Interstate 5 on Friday, April 17, 2015 north of Seattle. The truck had just merged onto Interstate 5 around 3:30 a.m. Friday when it tipped on its side, dumping its load of 448 hives.  The driver was not hurt, but the bees became more active as the sun rose and the weather warmed.   (Photo by Mark Mulligan /The Herald via AP Photo)

A beekeeper inspects the spilled remains of beehives that spilled off of a semitruck along northbound Interstate 5 on Friday, April 17, 2015 north of Seattle. The truck had just merged onto Interstate 5 around 3:30 a.m. Friday when it tipped on its side, dumping its load of 448 hives. The driver was not hurt, but the bees became more active as the sun rose and the weather warmed. (Photo by Mark Mulligan /The Herald via AP Photo)




A woman prays as she watches the funeral of Cardinal Jean-Claude Turcotte broadcasted on a large screen outside of Mary, Queen of the World Cathedral in Montreal, April 17, 2015. Cardinal Turcotte died April 8, 2015 at the age of 78. (Photo by Christinne Muschi/Reuters)

A woman prays as she watches the funeral of Cardinal Jean-Claude Turcotte broadcasted on a large screen outside of Mary, Queen of the World Cathedral in Montreal, April 17, 2015. Cardinal Turcotte died April 8, 2015 at the age of 78. (Photo by Christinne Muschi/Reuters)




In this March, 2015 photo, women are led off the beach by police after allegedly exposing themselves during spring break festivities in Panama City Beach, Fla. Tourism officials who survived Florida's other Spring Break fevers are ready to help Panama City Beach improve its image. (Heather Leiphart/News Herald via AP Photo)

In this March, 2015 photo, women are led off the beach by police after allegedly exposing themselves during spring break festivities in Panama City Beach, Fla. Tourism officials who survived Florida's other Spring Break fevers are ready to help Panama City Beach improve its image. (Heather Leiphart/News Herald via AP Photo)




In this April 15, 2015, photo, people walk by the Polaroid Fotobar store at the Linq in Las Vegas. Whether you're coming to Las Vegas for a convention, wedding or just a vacation, casinos are just one option, along with shopping, spas, food, nightlife, festivals and various other adventures. (Photo by John Locher/AP Photo)

In this April 15, 2015, photo, people walk by the Polaroid Fotobar store at the Linq in Las Vegas. Whether you're coming to Las Vegas for a convention, wedding or just a vacation, casinos are just one option, along with shopping, spas, food, nightlife, festivals and various other adventures. (Photo by John Locher/AP Photo)




An Egyptian Coptic clergyman prays during the Easter Eve service at St. Sama'ans Church in the Mokattam district of Cairo, Egypt, Saturday, April 11, 2015. (Photo by Hassan Ammar/AP Photo)

An Egyptian Coptic clergyman prays during the Easter Eve service at St. Sama'ans Church in the Mokattam district of Cairo, Egypt, Saturday, April 11, 2015. (Photo by Hassan Ammar/AP Photo)




In this file photo taken on Monday, August  29, 2011, then Russian Prime Minister Vladimir Putin rides three wheeler at centre,  accompanied by the Night Wolves biker group leader Alexander Zaldostanov, right, at Novorossiysk, Russia. Poland's Prime Minister Ewa Kopacz spoke out Wednesday April 15, 2015, against plans by Russian nationalistic Night Wolves biker group to ride through Poland on a journey to Berlin to mark the 70th anniversary of the Soviet victory over Nazi Germany. (Photo by Ivan Sekretarev/AP Photo)

In this file photo taken on Monday, August 29, 2011, then Russian Prime Minister Vladimir Putin rides three wheeler at centre, accompanied by the Night Wolves biker group leader Alexander Zaldostanov, right, at Novorossiysk, Russia. Poland's Prime Minister Ewa Kopacz spoke out Wednesday April 15, 2015, against plans by Russian nationalistic Night Wolves biker group to ride through Poland on a journey to Berlin to mark the 70th anniversary of the Soviet victory over Nazi Germany. The Night Wolves, a nationalistic group loyal to Russian President Vladimir Putin, plan to retrace the westward path that Red Army soldiers took across eastern Europe as they fought Nazi troops. (Photo by Ivan Sekretarev/AP Photo)




A Ukrainian serviceman rides a bicycle in Shyrokyne, eastern Ukraine, Wednesday, April 15, 2015. Russia and Ukraine agreed in Berlin on Monday to call for the pullback of smaller-caliber weapons from the front lines of the conflict that has claimed more than 6,000 lives. (Photo by Evgeniy Maloletka/AP Photo)

A Ukrainian serviceman rides a bicycle in Shyrokyne, eastern Ukraine, Wednesday, April 15, 2015. Russia and Ukraine agreed in Berlin on Monday to call for the pullback of smaller-caliber weapons from the front lines of the conflict that has claimed more than 6,000 lives. (Photo by Evgeniy Maloletka/AP Photo)




Group of Nepalese use rope bridge as they  crossing the Trishuli river, near the Fhading Village in Dhading Disrict, some 90 kilometers from capital Kathmandu, Nepal. 14 April 2015. Farmers, students and villagers from the other side of the Trishuli river have to use different methods to cross the river after local authorities failed to build a promised bridge. (Photo by Narendra Shrestha/EPA)

Group of Nepalese use rope bridge as they crossing the Trishuli river, near the Fhading Village in Dhading Disrict, some 90 kilometers from capital Kathmandu, Nepal. 14 April 2015. Farmers, students and villagers from the other side of the Trishuli river have to use different methods to cross the river after local authorities failed to build a promised bridge. (Photo by Narendra Shrestha/EPA)




Two actors dressed as roboters hold up an illuminated 4 - 0 lettering at the “Leaders Dialogue – Industry 4-0 Made in Germany” during the launch of the “Industry 4-0” platform at the Hannover Messe industrial trade fair in Hanover, central Germany on April 14, 2015. India is the partner country of this year's trade fair running until April 17, 2015. (Photo by Ole Spata/AFP Photo/DPA)

Two actors dressed as roboters hold up an illuminated 4 - 0 lettering at the “Leaders Dialogue – Industry 4-0 Made in Germany” during the launch of the “Industry 4-0” platform at the Hannover Messe industrial trade fair in Hanover, central Germany on April 14, 2015. India is the partner country of this year's trade fair running until April 17, 2015. (Photo by Ole Spata/AFP Photo/DPA)




People try on April 11, 2015 to beat the world record of ukelele players at the first Tahiti Ukulele Festival in Papeete with more than 4,750 participants from all the islands of the French Indian Ocean archipelago. The largest ukulele ensemble was set in July 2014 with 2,370 participants in Southampton. (Photo by Gregory Boissy/AFP Photo)

People try on April 11, 2015 to beat the world record of ukelele players at the first Tahiti Ukulele Festival in Papeete with more than 4,750 participants from all the islands of the French Indian Ocean archipelago. The largest ukulele ensemble was set in July 2014 with 2,370 participants in Southampton. (Photo by Gregory Boissy/AFP Photo)




US actor Ben Stiller (C) works on April 15, 2015 on the set of his film “Zoolander 2” shot in the center of Rome. (Photo by Filippo Monteforte/AFP Photo)

US actor Ben Stiller (C) works on April 15, 2015 on the set of his film “Zoolander 2” shot in the center of Rome. (Photo by Filippo Monteforte/AFP Photo)




A Nepalese farmer carries a bundle containing his agriculture products as he crosses the Trishul river on a suspension bridge in the Dhading District, some 90 kilometers from the capital Kathmandu, Nepal, April 13, 2015. (Photo by Narendra Shrestha/EPA)

A Nepalese farmer carries a bundle containing his agriculture products as he crosses the Trishul river on a suspension bridge in the Dhading District, some 90 kilometers from the capital Kathmandu, Nepal, April 13, 2015. (Photo by Narendra Shrestha/EPA)




San Francisco Giants mascot Lou Seal watches the team's baseball game against the Colorado Rockies from behind the left field wall Tuesday, April 14, 2015, in San Francisco. (Photo by Marcio Jose Sanchez/AP Photo)

San Francisco Giants mascot Lou Seal watches the team's baseball game against the Colorado Rockies from behind the left field wall Tuesday, April 14, 2015, in San Francisco. (Photo by Marcio Jose Sanchez/AP Photo)




A man runs carrying his daughter during a forced eviction by police from a building that belongs to the soccer club Flamengo, in Rio de Janeiro, Brazil, April 14, 2015. Weeks ago a group of homeless people occupied the building. After their eviction, they expect now a housing solution by government. (Photo by Antonio Lacerda/EPA)

A man runs carrying his daughter during a forced eviction by police from a building that belongs to the soccer club Flamengo, in Rio de Janeiro, Brazil, April 14, 2015. Weeks ago a group of homeless people occupied the building. After their eviction, they expect now a housing solution by government. (Photo by Antonio Lacerda/EPA)




“Bodyflyer” Anton Berzin performs at the 'Frankfurter Musikmesse' at the “Gibson AIRDOME” with the guitar “Gibson Les Paul” on April 14, 2015 in Frankfurt am Main, Germany. Brave guitarists can perform “weightless” in the unique plant in Europe, in an air flow of more than 180 km/h lifting them up to 10 meters into the air. From 15 to 18 April 2015, Frankfurt am Main will be the international hotspot for over 65.000 visitors from 120 countries. (Photo By Thomas Lohnes/Getty Images)

“Bodyflyer” Anton Berzin performs at the 'Frankfurter Musikmesse' at the “Gibson AIRDOME” with the guitar “Gibson Les Paul” on April 14, 2015 in Frankfurt am Main, Germany. Brave guitarists can perform “weightless” in the unique plant in Europe, in an air flow of more than 180 km/h lifting them up to 10 meters into the air. From 15 to 18 April 2015, Frankfurt am Main will be the international hotspot for over 65.000 visitors from 120 countries. (Photo By Thomas Lohnes/Getty Images)




Fisherman Luis Farfan feeds a pelican near the dock in Paracas, Peru, Thursday, April 16, 2015. Farfan feeds the birds to attract tourists and ask for tips, which he said he does when he's not hired to join a fishing crew. (Photo by Rodrigo Abd/AP Photo)

Fisherman Luis Farfan feeds a pelican near the dock in Paracas, Peru, Thursday, April 16, 2015. Farfan feeds the birds to attract tourists and ask for tips, which he said he does when he's not hired to join a fishing crew. (Photo by Rodrigo Abd/AP Photo)




The Weather Channel's on-camera meteorologist Mike Bettes reports from Fairdale, Ill., on Friday, April 10, 2015 after the devastating tornado outbreak on Thursday, April 9, 2015. (Matt Marton/AP Images for The Weather Channel)

The Weather Channel's on-camera meteorologist Mike Bettes reports from Fairdale, Ill., on Friday, April 10, 2015 after the devastating tornado outbreak on Thursday, April 9, 2015. (Matt Marton/AP Images for The Weather Channel)




Oversized NFL football helmets are displayed in Pioneer Court Wednesday, April 15, 2015, in downtown Chicago, as the city prepares to host the NFL draft from April 30 to May 2. (Photo by Kiichiro Sato/AP Photo)

Oversized NFL football helmets are displayed in Pioneer Court Wednesday, April 15, 2015, in downtown Chicago, as the city prepares to host the NFL draft from April 30 to May 2. (Photo by Kiichiro Sato/AP Photo)




XPogo athlete Ryan O'Malley flips in the air during his extreme pogo demonstration in Hemming Park, in Jacksonville, Fla., Thursday, April 16, 2015. (Photo by Bob Mack/The Florida Times-Union via AP Photo)

XPogo athlete Ryan O'Malley flips in the air during his extreme pogo demonstration in Hemming Park, in Jacksonville, Fla., Thursday, April 16, 2015. (Photo by Bob Mack/The Florida Times-Union via AP Photo)




XPogo athlete Ryan O'Malley flips off his pogo stick as he completes a routine during his extreme pogo demonstration in Hemming Park, in Jacksonville, Fla., Thursday, April 16, 2015. (Photo by Bob Mack/The Florida Times-Union via AP Photo)

XPogo athlete Ryan O'Malley flips off his pogo stick as he completes a routine during his extreme pogo demonstration in Hemming Park, in Jacksonville, Fla., Thursday, April 16, 2015. (Photo by Bob Mack/The Florida Times-Union via AP Photo)




Iranian school girls follow the debates of the parliament, in Tehran, Iran, Tuesday, April 14, 2015. (Photo by Vahid Salemi/AP Photo)

Iranian school girls follow the debates of the parliament, in Tehran, Iran, Tuesday, April 14, 2015. (Photo by Vahid Salemi/AP Photo)




A girl watches as a Hindu holy man (not pictured) touches a child with his foot as part of a ritual to bless him during the Gajan festival in Kolkata April 13, 2015.  Hundreds of faithful devotees offer sacrifices and perform acts of devotion during the festival in the hopes of winning the favour of Hindu god Shiva and ensuring the fulfillment of their wishes, and also to mark the end of the Bengali calendar year. (Photo by Rupak De Chowdhuri/Reuters)

A girl watches as a Hindu holy man (not pictured) touches a child with his foot as part of a ritual to bless him during the Gajan festival in Kolkata April 13, 2015. Hundreds of faithful devotees offer sacrifices and perform acts of devotion during the festival in the hopes of winning the favour of Hindu god Shiva and ensuring the fulfillment of their wishes, and also to mark the end of the Bengali calendar year. (Photo by Rupak De Chowdhuri/Reuters)




In this April 13, 2015 photo members of a guild ride around the “Boeoegg” on the Sechselaeuten place in Zurich, Switzerland. The Sechselaeuten (ringing of the six o'clock bells) is a traditional end of winter festival with a parade of guilds in historical uniforms on horseback and the burning of the Boeoegg, a symbolic snowman. The faster the Boeoegg explodes, the hotter the summer will be according to traditional weather rules. (Photo by Ennio Leanza/Keystone via AP)

In this April 13, 2015 photo members of a guild ride around the “Boeoegg” on the Sechselaeuten place in Zurich, Switzerland. The Sechselaeuten (ringing of the six o'clock bells) is a traditional end of winter festival with a parade of guilds in historical uniforms on horseback and the burning of the Boeoegg, a symbolic snowman. The faster the Boeoegg explodes, the hotter the summer will be according to traditional weather rules. (Photo by Ennio Leanza/Keystone via AP)




A combination of pictures shows the Boeoegg, a snowman made of wadding and filled with firecrackers, burning atop a bonfire in the Sechselaeuten square in Zurich April 13, 2015. As the bells of St. Peter's church chime six o'clock, the bonfire below the “Boeoegg” is set alight and mounted guildsmen gallop around the pyre to the tune of the Sechselaeuten March. The faster the head of the “Boeoegg”, the symbol of winter, catches fire and explodes, the warmer and more beautiful the summer will be. (Photo by Arnd Wiegmann/Reuters)

A combination of pictures shows the Boeoegg, a snowman made of wadding and filled with firecrackers, burning atop a bonfire in the Sechselaeuten square in Zurich April 13, 2015. As the bells of St. Peter's church chime six o'clock, the bonfire below the “Boeoegg” is set alight and mounted guildsmen gallop around the pyre to the tune of the Sechselaeuten March. The faster the head of the “Boeoegg”, the symbol of winter, catches fire and explodes, the warmer and more beautiful the summer will be. (Photo by Arnd Wiegmann/Reuters)




This artist image released from Japan's airline All Nippon Airways (ANA) on April 17, 2015 shows ANA's Boeing 787-9 aircraft into the colors of R2-D2 robot of Star Wars. Japanese air carrier ANA will place the special colored jetliner in service in this autumn. (Photo by AFP Photo/All Nippon Airways)

This artist image released from Japan's airline All Nippon Airways (ANA) on April 17, 2015 shows ANA's Boeing 787-9 aircraft into the colors of R2-D2 robot of Star Wars. Japanese air carrier ANA will place the special colored jetliner in service in this autumn. (Photo by AFP Photo/All Nippon Airways)
18 Apr 2015 10:24:00