U.S. extends mask mandate on public transportation while WHO calls for… stocking 0 30 2022.04.14 15:55 https://youtu.be/z60xks5YZK4 + 11 美, 대중교통 마스크 의무화 또 연장...WHO "비상사태 유지" Also on the pandemic front. U.S. authorities have decided... to ...