A commuter wears face mask to protect himself from new coronavirus at a skytrain in Bangkok, Thailand, Thursday, March 26, 2020. Department of Rail Transport issued regulation requiring commuters to wear face marks while inside station and riding on train. First day of month long state of emergency was enforced in Thailand to allow its government to impose stricter measures to control the coronavirus that has infected hundreds of people in the Southeast Asian country. (AP Photo/Sakchai Lalit)