A staff member sets up a ROBOTLEO robot at the Global Mobile Internet Conference (GMIC) 2017 in Beijing, China April 28, 2017. (Photo by Jason Lee/Reuters)
Women walk past a pile of rubbish bags on a street during a strike by garbage collectors demanding delayed salaries in Sanaa, Yemen May 8, 2017. (Photo by Khaled Abdullah/Reuters)
On Keo Wa, 25, carries her 9-month-old baby while working at a banana plantation operated by a Chinese company in the province of Bokeo in Laos April 24, 2017. (Photo by Jorge Silva/Reuters)
An Iraqi girl walks past a donkey-drawn cart carrying bricks at a brick factory near the central Iraqi shrine city of Najaf on May 16, 2017. (Photo by Haidar Hamdani/AFP Photo)
Singers Chris Daughtry and Rachel Platten attend the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada. (Photo by Chris Polk/BBMA2017/Getty Images for DCP)
American rapper Cardi B, left, with American model Slick Woods, right, at the Moschino Miami Party, Art Basel, Miami Beach, Florida, USA on December 7, 2017. (Photo by Griffin Lipson/BFA/Rex Features/Shutterstock)
Model presents a creation from the Agua de Coco por Liana Thomaz collection during the Sao Paulo Fashion Week in Sao Paulo, Brazil on April 21, 2018. (Photo by Nacho Doce/Reuters)
A woman affected by tear gas is assisted during a May Day protest against austerity measures, in San Juan, Puerto Rico May 1, 2018. (Photo by Alvin Baez/Reuters)