Workers wear suits as a preventive measure against the COVID-19 coronavirus as they wait for travellers beside a bus outside the New China International Exhibition Centre, near Beijing Capital Airport in Beijing on March 17, 2020. - The exhibition center is being used as a registration and screening center for travellers arriving in Beijing before transferring them to quarantine locations. Authorities have now ordered international arrivals into the nation's capital from March 16 onwards to go into centralised quarantine locations for 14 days. (Photo by GREG BAKER / AFP)