Palestinian boy Mohammad al-Bana, 10, sells mints at a market in Gaza City March 29, 2016. Bana, whose father is unemployed, earns around 10 Shekels ($2.5) per day. The boy starts working after finishing school. He hopes to continue education and become an engineer in the future. (Photo by Mohammed Salem/Reuters)

Engine driver Josef Kowatsch (top L) steers a train through the NEAT Gotthard Base Tunnel during a media visit near the town of Erstfeld August 24, 2015. Crossing the Alps, the world's longest train tunnel should become operational at the end of 2016, consisting of two parallel single track tunnels, each of a length of 57 km (35 miles). (Photo by Arnd Wiegmann/Reuters)

A Loggerhead sea turtle named Gal Handless is moved into a large case at the rescue center for sea turtles as it is transferred to the Istanbul Aquarium on May 29, 2013 in Michmoret, Israel. The turtle was rescued after losing her front fins when caught in a fishing net in 2004. She was rehabilitated at the rescue center but could not be returned back to the sea and now after 9 years she is being transferred to her new home at the Istanbul Aquarium in Turkey. (Photo by Uriel Sinai)

A woman sorts tobacco leaves at the Cohiba cigar factory “El Laguito” in Havana September 10, 2012. (Photo by Desmond Boylan/Reuters)

A cat sits in the flooding waters from Hurricane Matthew in downtown Nichols, South Carolina, October 10, 2016. (Photo by Randall Hill/Reuters)

A dog jumps into the pool during the Flying Dogs competition in Kamnik, Slovenia, September 10, 2016. (Photo by Srdjan Zivulovic/Reuters)

Chinese women ride a bicycle together on a street September 10, 2014 in Beijing, China. (Photo by Kevin Frayer/Getty Images)

People dance in a park on a foggy day in Huai'an, Jiangsu province, China October 10, 2017. (Photo by Reuters/China Stringer Network)