Chinese paramilitary police wear face masks as they stand guard at Beijing Capital International Airport in Beijing, Thursday, Jan. 23, 2020. China closed off a city of more than 11 million people Thursday in an unprecedented effort to try to contain a deadly new viral illness that has sickened hundreds and spread to other cities and countries in the Lunar New Year travel rush. (AP Photo/Mark Schiefelbein) XMAS116 XMAS116
{}