Casket of Leibby Kletzky, a murdered eight-year-old boy who went missing from the Hasidic neighborhood of Borough Park, Brooklyn is carried during a procession on July 13, 2011 in New York City. After a two day search Kletzky's dismembered body was found partially in a suitcase inside a dumpster and partially in a refrigerator in a nearby apartment. Police detectives have taken Levi Aron, 35, into custody in connection to the killing. (Photo by Ramin Talaie/Getty Images)

Four-year-old Chinese boy Huang Yang plays with five-year-old beluga whale Xiao Xin at the Qingdao Ocean World on November 3, 2007 in Qingdao of Shandong Province, China. Huang Yang began swimming as a baby and fell in love with the whale after watching its performance. On the International Children's Day, June 1 this year, the Qingdao Ocean World has made the boy's dream come true when they allowed Huang Yang to swim with the beluga whale. (Photo by China Photos/Getty Images)

In this photograph taken on May 20, 2014 nine year old Indian boy Lakhan Kale is tied with a cloth rope around his ankle, to a bus-stop pole in Mumbai. The nine-year-old boy dressed in blue lay listlessly on the pavement in the scorching Mumbai summer afternoon, his ankle tethered with rope to a bus stop, unheeded by pedestrians strolling past. Lakhan Kale cannot hear or speak and suffers from cerebral palsy and epilepsy, so his grandmother and carer tied him up to keep him safe while she went to work, selling toys and flower garlands on the city's roadsides. (Photo by Punit Paranjpe/AFP Photo)

This young boy wrestled with his emotions at the National Children’s Sumo ­Tournament in Tokyo on July 30, 2012. (Photo by AP Photo/LaPresse)

A woman walks past a painting by Jenny Saville entitled “Red Stare Head IV” on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. The Summer Exhibition is the world's largest open submission contemporary art show, now in its 243rd year, with over 12,000 entries received from 27 countries. The exhibition features over 1100 works of art including: painting, sculpture, photography, architecture and film, it officially opens to the public on June 7, 2011. (Photo by Oli Scarff/Getty Images)

The Solar Impulse 2 airplane, flown by test pilot Markus Scherdel, flies off the coast of Oahu during a test flight from Kalaealoa Airfield in Kapolei, Hawaii, March 3, 2016. The solar-powered plane is ready to continue its revolutionary voyage around the world. After the craft was grounded in Hawaii last July due to overheated batteries, it was repaired and upgraded, and a recent initial test flight proved successful. (Photo by Eugene Tanner/Reuters)

Event curators Harry Parr (L) and Sam Bompas (R) sit in paddle boats in the Truvia Voyage of Discovery installation on the roof of Selfridges department shop on July 21, 2011 in London, England. Selfridges is opening its roof to the public for only the second time since WW2 to host the installation, which includes a boating lake with dyed water and bar. (Photo by Matthew Lloyd/Getty Images)

At Studio 54, an unidentified trio of two woman and one man recline on a banquette, miming unconsciousness, New York, New York, September 29, 1977. (Photo by Allan Tannenbaum/Getty Images)