A boy holds the national flag as players of the Netherlands, rear, line up prior to the Euro 2016 group A qualifying soccer match between the Netherlands and Turkey at Arena stadium in Amsterdam, Netherlands, Saturday, March 28, 2015. (Photo by Peter Dejong/AP Photo)

A child runs along the aisle during a special Mass to honour the victims of the Germanwings jet crash, inside the cathedral Notre Dame de Bourg, in Digne-les-Bains, France, Saturday, March 28, 2015. (Photo by Claude Paris/AP Photo)

Georgia Ball Keely, 4, holds still as a Danaus Chrysippus or “plain tiger” butterfly lands on her nose during a media opportunity at the Natural History Museum in London, Tuesday, March 31, 2015. Some hundreds of live tropical butterflies will fill the butterfly house for the returning exhibition called “Sensational Butterflies” open at the museum from April 2 until September 13. (Photo by Kirsty Wigglesworth/AP Photo)

Children play as penitents of the “Virgen de la Esperanza” brotherhood march as they take part in a Holy Week procession in Zamora, Spain, Thursday, April 2, 2015. Hundreds of processions take place throughout Spain during the Easter Holy Week. (Photo by Andres Kudacki/AP Photo)

Ultra-Orthodox Jews prepare special matzoh, a traditional handmade Passover unleavened bread, at a bakery in Jerusalem, Wednesday, April 1, 2015. Jews are forbidden to eat leavened foodstuffs during the Passover holiday, which celebrates the biblical story of the Israelites' escape from slavery and exodus from Egypt. (Photo by Sebastian Scheiner/AP Photo)

Yemeni boys display shrapnel they collected from the rubble of houses destroyed by Saudi-led airstrikes in a village near Sanaa, Yemen, Saturday, April 4, 2015. Since their advance began last year, the Shiite rebels, known as Houthis have overrun Yemen's capital, Sanaa, and several provinces, forcing the country's beleaguered President Abed Rabbo Mansour Hadi to flee the country. A Saudi-led coalition continued to carry out intensive airstrikes overnight and early Saturday morning targeting Houthi positions. (Photo by Hani Mohammed/AP Photo)

Children dash from the line at the Naperville Jaycees annual Easter egg hunt Saturday at Frontier Park in Naperville, Ill. on Saturday, April 4, 2015. The free event divided kids into age groups and let them dash for eggs on baseball and softball fields. The whole event lasted about 40 seconds with over 500 kids taking part. (Photo by Paul Michna/AP Photo/Daily Herald)

In this Wednesday, Sept. 10, 2014, file photo, designer Betsey Johnson, left, does a split after cartwheeling with her granddaughter, Layla Margulies, 8, during the finale of her Spring 2015 fashion show during Fashion Week in New York. (Photo by Jason DeCrow/AP Photo)

A Georgian soldier touches the head of his daughter during a sending off ceremony before leaving for Afghanistan in Tbilisi, Georgia, Tuesday, March 24, 2015. Georgian troops will take part in the NATO peace support mission in Afghanistan. (Photo by Shakh Aivazov/AP Photo)

Young boys dressed as penitents carry the religious float representing the 14th station of the cross, when the body of Jesus is placed in a tomb, in the Children's Holy Thursday Procession, in Tunja, Colombia, Thursday, April 2, 2015. In this annual Holy Week tradition, now in its 55th year, children carry religious floats and depict the key moments of the passion, death and resurrection of Jesus Christ. (Photo by Fernando Vergara/AP Photo)

Penitents from “Jesus en su Tercera Caida” brotherhood and their children take part in a procession in Zamora, Spain, Monday, March 30, 2015. Hundreds of processions take place throughout Spain during the Easter Holy Week. (Photo by Andres Kudacki)/AP Photo)

A woman protests the housing shortage and the money spent on the upcoming Olympics Games, and also demands proper housing in Rio de Janeiro, Brazil, Tuesday, March 31, 2015. The demonstrators were evicted recently from a parking lot at the state water and sewage company, CEDAE, where they were living for one week. (Photo by Silvia Izquierdo/AP Photo)

A girl holds a quilt at a refugee camp at Myanmar's border town with China, in Kokang March 24, 2015. Picture taken March 24, 2015. (Photo by Wong Campion/Reuters)

A boy from the slum jumps from one concrete drainage pipe to another along the bank of Bagmati River as he plays with his friends, in Kathmandu March 31, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy stands behind crowd control ropes as Greeks waving flags stand under the rain to watch a military parade during Independence Day celebrations in Athens March 25, 2015. Thousands of Greeks braved heavy rainfall on Wednesday to watch the Independence Day parade in front of the parliament after being banned in previous years for security reasons. (Photo by Yannis Behrakis/Reuters)

Ahmed, a young Kashmiri shepherd boy carries a lamb on his back in Astanpora, some 25 Kilometers from Srinagar, Indian controlled Kashmir, Wednesday, March 25, 2015. Sheep rearing is popular in the state of Jammu and Kashmir. With its sufficient pasture lands, the state also has a Sheep husbandry department with the main objective of promoting sheep and goat development in the state. (Photo by Dar Yasin/AP Photo)

Syrian refugee girls undergo training in the Korean Taekwondo Academy For Syrian Children at the Al Zaatari refugee camp in the Jordanian city of Mafraq, near the border with Syria March 24, 2015. According to the academy, which was founded in 2013 for Syrian refugee children and is affiliated to the Korea Food for the Hungry International relief organization, they have about 300 Syrian children taking martial arts classes that are held four times a week. (Photo by Muhammad Hamed/Reuters)

Four year-old Chanel Marie Knie performs with a pony during a rehearsal for the new show of Swiss National-Circus Knie in the town of Rapperswil east of Zurich March 26, 2015. (Photo by Arnd Wiegmann/Reuters)

A little girl reacts with her father as U.S. President Barack Obama greets attendees after delivering remarks on the economy at Lawson State Community College in Birmingham, Alabama March 26, 2015. (Photo by Jonathan Ernst/Reuters)

Twin sisters Araneidis Sanchez, 7, (L), and Araneisi Sanchez, pose for a picture during the International Livestock Fair Show in Havana. Around 200 thousand people attend the fair, according to its organisers. (Photo by Alexandre Meneghini/Reuters)

A child model presents a creation from the SUN TOMORROW Children's Collection during China Fashion Week in Beijing March 31, 2015. (Photo by Kim Kyung-Hoon/Reuters)

Children covered with mud and leaves parade along the streets of Boac town on Marinduque island in central Philippines, April 1, 2015, as part of their devotion to their faith, an annual occurrence during Holy Week. (Photo by Romeo Ranoco/Reuters)

A sumo wrestler carries a baby before the “Honozumo” ceremonial sumo tournament at the Yasukuni Shrine in Tokyo April 3, 2015. (Photo by Thomas Peter/Reuters)

A child attends the 3rd Russian Beard and Moustache Championships in Moscow April 4, 2015. Participants are judged in seven various categories depending on the length and type of moustache and beard, according to organizers. (Photo by Sergei Karpukhin/Reuters)

Participants wait backstage during a regional bodybuilding and fitness competition in Stavropol, southern Russia April 4, 2015. More than 100 people from the Stavropol region, Krasnodar, Moscow and other cities competed in several categories, according to organizers. (Photo by Eduard Korniyenko/Reuters)

A boy paints eggs ahead of Easter celebrations in Abra April 4, 2015. (Photo by Ali Hashisho/Reuters)

Pakistani children, who are displaced from tribal areas where security forces are currently fighting against militants, play in Islamabad's slums, Friday, March 27, 2015 in Pakistan. (Photo by B. K. Bangash/AP Photo)

A boy holds a weapon while Shiite rebels known as Houthis protest against Saudi-led airstrikes, during a rally in Sanaa, Yemen, Wednesday, April 1, 2015. The poster shows Yemen's Houthi rebel leader Abdul-Malik al-Houthi. Saudi-led coalition warplanes bombed Shiite rebel positions in both north and south Yemen early Wednesday, setting off explosions and drawing return fire from anti-aircraft guns. (Photo by Hani Mohammed/AP Photo)

A boy riding on the back of a bicycle shouts out as he passes supporters of opposition candidate Muhammadu Buhari celebrating an anticipated Buhari win in Kano, Nigeria Tuesday, March 31, 2015. (Photo by Ben Curtis/AP Photo)

An Assyrian Christian girl holds a candle as she attends Mass marking the traditional Palm Sunday procession at the Assyrian church in east of Beirut, Lebanon, Sunday, March 29, 2015. Streams of Christians gathered Sunday to celebrate the path of Jesus Christ's last journey into Jerusalem, when his followers laid palm branches in his path, before his crucifixion. (Photo by Hussein Malla/AP Photo)

A Kashmiri shepherd girl plays on a hillock in Astanpora, some 25 Kilometers from Srinagar, Indian controlled Kashmir, Wednesday, March 25, 2015. (Photo by Dar Yasin/AP Photo)

Nigerians bow in the main mosque during Friday prayers, in the capital Abuja, Nigeria, Friday, March 27, 2015. Nigerians are due to go to the polls to vote in presidential elections on Saturday. (Photo by Jerome Delay/AP Photo)

Avery Tomlinson, 13, who is from Washington Township, New Jersey, hangs on tight to Bucky the Shark outside of the Tradewinds Island Grand resort on St. Pete Beach, Fla., Monday, March 30, 2015. (Photo by John Pendygraft/AP Photo/Tampa Bay Times)

A Pakistani scavenger girl writes on a notebook she collected from a garbage, while another girl sits next to her in Lahore, Pakistan, Wednesday, April 1, 2015. Thousands of children pick recyclable items from waste dumping points to earn living for their poor families. (Photo by K. M. Chaudary/AP Photo)

An Indian boy takes bath under a roadside public water supply tap on a hot afternoon in the eastern Indian city of Bhubaneswar, India, Friday, March 27, 2015. (Photo by Biswaranjan Rout/AP Photo)

ZaVean Green, 5, catches early-spring snowflakes on his tongue March 26 near East Seventh and Ash streets in Erie, Pa. (Photo by Greg Wohlford/AP Photo/Erie Times-News)

In this November 12, 2012 file photo, three boys play basketball in front of the Red Hook Houses in the Brooklyn borough of New York. (Photo by Seth Wenig/AP Photo)

Faith Lennox, 7, right, smiles as she holds an extra plastic prosthetics part with her newly 3-D printed hand at the Build it Workspace in Los Alamitos, Calif., on Tuesday, March 31, 2015. At left, her aunt, Grace Stedman. Build It Workspace is a 3-D printer studio that teaches people to use high-tech printers and provides access to them for projects. Faith's new hand is the result of an emerging technology that is revolutionizing prosthetics, said Build It's Mark Lengsfeld, especially for children like Faith, who quickly outgrow expensive prosthetic limbs and have trouble even using them because of their size and weight. (Photo by Damian Dovarganes/AP Photo)

The 18-month-old fraternal twins, Nacho Guirado (L) and Asier cry as they are carried by their father Ignacio (L) and their uncle Jose Carlos, who are twins, while lifting a float bearing the statue of the Virgin inside a church as they take part as penitents in the “Salud” brotherhood in a Palm Sunday procession at the start of Holy Week in Malaga, southern Spain, March 29, 2015. Hundreds of Easter processions take place around the clock in Spain during Holy Week, drawing thousands of visitors. (Photo by Jon Nazca/Reuters)

A Palestinian child runs past a water tank that was destroyed in Israeli bombing during the 50-day war between Israel and Hamas militants in the summer of 2014, in the village of Khuzaa, east of Khan Yunis, in the southern Gaza Strip on March 26, 2015. (Photo by Said Khatib/AFP Photo)

A young vendor carries her wares on her head as she walks along a street in the village of Baraka, South Kivu on March 23, 2015. (Photo by Federico Scoppa/AFP Photo)

Two sets of twin brothers from one family, respectively four months old and three year old, attend the thrid Twins Reunion in Taipei, Taiwan, 21 March 2015. The boys' mother Pai Ya-chi said that members of her family have been having twins for three generations. Some 400 sets of twins and triplets attended the event which featured songs and and dance by twins, selection of the most look-alike twins and raffle. (Photo by David Chang/EPA)

Mason Field, 6, of Celina, Texas, pretends to milk a plastic Jersey cow at the Star of Texas Fair and Rodeo, Thursday, March 26, 2015, in Austin. (Photo by Jay Janner/AP Photo/Austin American-Statesman)

A Kurdish girl poses for a picture as she arrives for a gathering celebrating Newroz in Diyarbakir March 21, 2015. Kurds applauded last weekend's call from their jailed rebel leader Abdullah Ocalan to end a 30-year armed struggle against Turkey but deep suspicions on both sides could shatter dreams of peace. (Photo by Umit Bektas/Reuters)

A girl in a madrassa holds a wooden board with verses of the koran written on it in Mogadishu on March 25, 2015. (Photo by Carl De Souza/AFP Photo)