
Children in traditional costumes play drums during an International Children's Day celebration held in Pyongyang, capital of the Democratic People's Republic of Korea, June 1, 2017. (Xinhua/Cheng Dayu)

Children in traditional costumes play drums during an International Children's Day celebration held in Pyongyang, capital of the Democratic People's Republic of Korea, June 1, 2017. (Xinhua/Cheng Dayu)