Travelers with face masks wait for public transportation services at the International Airport in Los Angeles, California, the United States, on Feb. 1, 2021. Beginning Tuesday, Americans are required to wear face masks while traveling on domestic public transport as part of a national strategy to curb the spread of COVID-19. The rule, issued by the U.S. Centers for Disease Control and Prevention (CDC), applies to passengers on airplanes, trains, subways, buses, taxis and ride-shares. And it extends to waiting areas such as airports, train platforms and subway stations. (Xinhua)
