People at a Czech Stop look at a cloud of smoke rising from the explosion in West, Texas, April 17, 2013. (Photo by Andy Bartee via Dallas Morning News/MCT)

A worker refreshes himself with a fan after loading a container with rice bags at an export plant in the central Chainat province in Thailand, December 16, 2015. (Photo by Jorge Silva/Reuters)

A Tibetan girl reacts as she gets ready to perform in a function organised to mark “Losar” or the Tibetan New Year in Kathmandu, Nepal, February 11, 2016. (Photo by Navesh Chitrakar/Reuters)

A mother and her daughter shop for bananas at a market in Bangkok, Thailand, March 31, 2016. (Photo by Athit Perawongmetha/Reuters)

Models display a creation by K-Lynn Lingerie during a fashion show in the Lebanese capital Beirut on April 24, 2016. (Photo by Anwar Amro/AFP Photo)

“Tasty Nature” by Dipesh Bhatt. “The blue banded bee (Amegilla cingulata) is pointing this sheath towards the flowers in preparation for sipping nectar”. Taken in Gujarat, India. (Photo by Dipesh Bhatt/2016 Royal Society of Biology Photographer of the Year competition)

Lara Stone at Mark's Club on October 27, 2016 in London, England. (Photo by Mark Milan/GC Images)

Felix Guirola, 52, rides a homemade bike with an advertising banner in Havana, Cuba, July 20, 2016. The handyman, who loves heights, provides advertising space for companies on homemade bikes that tower up to 7.5 meters (24.61 ft). He rides them around Havana in an ingenious way of getting around strict marketing regulations in the Communist-ruled island. (Photo by Alexandre Meneghini/Reuters)