WUHAN, CHINA - FEBRUARY 10: A man wears a protective mask on February 10, 2020 in Wuhan, China. Flights, trains and public transport including buses, subway and ferry services have been closed for the nineteenth day. The number of those who have died from the Wuhan coronavirus, known as 2019-nCoV, in China climbed to 909. (Photo by Stringer/Getty Images)
