AdvertisementWelcome to the era of omicron rules and regs03:30Download AudioResumeJanuary 11, 2022Jason BeaubienfacebookEmailHealth workers administer COVID tests outside a building placed under lockdown in Hong Kong on Jan. 6. Hong Kong is imposing strict new COVID measures for the first time in almost a year as the omicron variant seeps into the community. (Louise Delmotte//Bloomberg via Getty Images)