Participants costumed as zombies try to catch hobby runners during the so-called Zombie-Run at the harness racing track Karlshorst in Berlin, Germany, 18 May 2014. The runners carry small flags in their belts which they have to get safely across the finishing line while the zombies try to steal them. The sporting event is based on the US television series “The Walking Dead”. (Photo by Soeren Stache/DPA)

The anthropomorphic robot named hitchBOT sits on the shoulder of Highway 102 to begin its 6000 kilometer cross country journey outside of Halifax, Nova Scotia, July 27, 2014. The hitch hiking robot is part of a social experiment to see if drivers will pick up and drop off the robot in one piece to an art gallery in Victoria, British Columbia. (Photo by Paul Darrow/Reuters)

Swedish photographer Paul Hansen won the 2012 World Press Photo award Friday for newspaper Dagens Nyheter with a picture of two Palestinian children killed in an Israeli missile strike being carried to their funeral.

Photo: In this photo provided on Friday February 15, 2013 by World Press Photo, the 2013 World Press Photo of the year by Paul Hansen, Sweden, for Dagens Nyheter, shows two-year-old Suhaib Hijazi and her three-year-old brother Muhammad who were killed when their house was destroyed by an Israeli missile strike. Their father, Fouad, was also killed and their mother was put in intensive care. Fouad's brothers carry his children to the mosque for the burial ceremony as his body is carried behind on a stretcher in Gaza City, Palestinian Territories, November 20, 2012. (Photo by Paul Hansen/Dagens Nyheter/AP Photo)

Participants wear traditional clogs as shepherds lead their sheep through the center of Madrid, October 28, 2012. (Photo by Andres Kudacki/Associated Press)

A body of a victim lies trapped in the debris after an earthquake hit, in Kathmandu, Nepal April 25, 2015. Rescue efforts in Nepal are intensifying after nearly 2,000 people were killed on Saturday in the worst earthquake there in more than 80 years. Many countries and charities have offered aid to deal with the disaster. Seventeen people have been killed on Mount Everest by avalanches – the mountain's worst-ever disaster. Meanwhile a powerful aftershock was felt on Sunday in Nepal, India and Bangladesh, and more avalanches were reported near Everest. (Photo by Navesh Chitrakar/Reuters)

A woman wearing a kimono performs an uchimizu ritual outside a pachinko game parlor in Tokyo June 30, 2015. The splashing of water onto the hot asphalt in summer is an old Japanese tradition meant to cool down the air as the water evaporates. (Photo by Thomas Peter/Reuters)

Traders try to control a camel at Pushkar Fair where animals, mainly camels, are brought to be sold and traded in the desert Indian state of Rajasthan November 6, 2016. (Photo by Himanshu Sharma/Reuters)