A coach wipes away tears and comforts a girl who was feeling tired during gymnastics lessons at the Shanghai Yangpu Youth Amateur Athletic School in Shanghai, China, May 4, 2016. (Photo by Aly Song/Reuters)

NEPAL: A devotee is smeared with a vermillion powder while celebrating the “Sindoor Jatra” vermillion powder festival at Thimi, in Bhaktapur, Nepal, April 14, 2016. (Photo by Navesh Chitrakar/Reuters)

13-year-old Emmanuel Festo from Tanzania poses for a portrait with a plush toy that he says makes him feel safe at night and that he sleeps with, in New York's Staten Island, September 21, 2015. Albino body parts are highly valued in witchcraft and can fetch a high price. Superstition leads many to believe albino children are ghosts who bring bad luck. Some believe the limbs are more potent if the victims scream during amputation, according to a 2013 United Nations report. (Photo by Carlo Allegri/Reuters)

A woman receives a traditional cleansing in the church of San Simon in Iztapa, Chimaltenango, Guatemala, October 28, 2015. People in Guatemala revere San Simon, also known by his Mayan name Maximon o Ry Laj Man, on October 28 annually. For some devotees, San Simon is synonymous with prosperity and happiness, while others associate him with witchcraft, paganism and a protector for drunkards. Since the 19th century, devotees have offered money, liquor or tobacco in exchange for his blessings. (Photo by Jorge Dan Lopez/Reuters)

A woman walks inside a building in downtown Havana, Cuba April 21, 2016. (Photo by Alexandre Meneghini/Reuters)

A man uses a scissors to make intricate decorative patterns on a camel's back before displaying it for sale at a makeshift cattle market ahead of the Eid al-Adha festival in Karachi, Pakistan, September 9, 2016. (Photo by Akhtar Soomro/Reuters)

A worker lifts up tiles during a bodybuilding contest for tile factory workers as part of celebrating Indonesia Independence day at Jatiwangi village in Majalengka, Indonesia West Java province, August 11, 2017. Indonesia Independence day is on August 17, 2017. (Photo by Reuters/Beawiharta)

This photo taken on October 8, 2017 shows dancers posing in formation to celebrate the upcoming Party Congress, in Rongan in China' s southern Guangxi region. China will convene its 19 th Party Congress on October 18, state media said, a key meeting held every five years where President Xi Jinping is expected to receive a second term as the ruling Communist Party' s top leader. (Photo by AFP Photo/Stringer)