Residents spend leisure time in air-raid shelters in Chongqing

Residents play the Chinese chess in an air-raid shelter at People's Square in Chongqing, southwest China, Aug. 24, 2019. The air-raid shelters, once used to protect Chongqing residents from air attacks during wartime, have turned out to be an ideal place to escape from the scorching heat. (Xinhua/Wang Quanchao)