FILE PHOTO: A medical worker in a protective suit collects a swab sample from a resident at a makeshift nucleic acid testing site amid the coronavirus disease (COVID-19) outbreak in Beijing, China April 28, 2022. REUTERS/Carlos Garcia Rawlins
FILE PHOTO: A medical worker in a protective suit collects a swab sample from a resident at a makeshift nucleic acid testing site amid the coronavirus disease (COVID-19) outbreak in Beijing, China April 28, 2022. REUTERS/Carlos Garcia Rawlins