Children play at a refugee camp in Kabul, capital of Afghanistan, on Nov. 20, 2020, World Children's Day. (Photo by Rahmatullah Alizadah/Xinhua)
A girl holds her little sister at a refugee camp in Kabul, capital of Afghanistan, on Nov. 20, 2020, World Children's Day. (Photo by Rahmatullah Alizadah/Xinhua)