Barneys New York launches Gaga's Workshop with the inflation of the Gaga Spider Balloon at the corner of 23rd and Broadway on November 21, 2011 in New York City. (Photo by Neilson Barnard/Getty Images for Barneys New York)

A vendor smokes behind a display of dog meat at a dog meat market on the day of a local dog meat festival in Yulin, Guangxi Autonomous Region, June 22, 2015. (Photo by Kim Kyung-Hoon/Reuters)

David Reutimann, driver of the #00 Aaron's Dream Machine Toyota, Brian Vickers, driver of the #83 Red Bull Toyota, and Denny Hamlin, driver of the #11 FedEx Express Toyota, collide after an incident in the NASCAR Sprint Cup Series Jeff Byrd 500 Presented By Food City at Bristol Motor Speedway on March 20, 2011 in Bristol, Tennessee.

Dr. Adolfo Roitman presents a part of the Isaiah Scroll, one of the Dead Sea Scrolls, inside the vault of the Shrine of the Book building at the Israel Museum on September, 26, 2011. in Jerusalem, Israel. For the first time some of the Dead Sea Scrolls are available online thanks to a partnership between Google and Israel's national museum. (Photo by Lior Mizrahi/Getty Images)

Maj. Matt O'Donnell of Glenelg, MD shields himself from rotor wash as Ospreys carrying the delegation of U.S. Secretary of Defense Leon Panetta leaves on March 14, 2012 at Forward Operating Base Shukvani, Afghanistan. Panetta is also scheduled to meet with President Karzai during his two-day visit to Afghanistan. The trip comes as the Taliban has vowed revenge following this past weekend's killing spree by a U.S. soldier who is accused of killing 16 civilians in Afghanistan. Most of those killed were children and women. (Photo by Scott Olson/Getty Images)

Farmer Zhang Xianping rides his pig "Big Precious" during an interview with the media, in Zhangjiakou, Hebei province, China, November 2, 2015. Zhang, a pig breeder, instead of killing it, decided to keep the two-year-old "Big Precious" as pet when its weight reached 600 kg, according to local media. (Photo by Reuters/China Daily)

Second placed Zhang Guowei of China gestures as he celebrates after winning silver in the men's high jump final during the 15th IAAF World Championships at the National Stadium in Beijing, China, August 30, 2015. (Photo by Dylan Martinez/Reuters)

New York City policemen tangled with demonstrators at a subway station on the opening day of the New York World's Fair, April 22, 1964. Youths attempted to stall the train, which was headed from the city to the fairgrounds, as a form of protest on behalf of civil rights for blacks. (Photo by Charles Gorry/AP Photo)