Beijing starts new round of mass nucleic acid testing (4)

A medic takes a swab sample from a resident for nucleic acid test at a community in Haidian District of Beijing, capital of China, May 13, 2022. Beijing has started three additional rounds of mass nucleic acid testing in 12 districts from Friday to Sunday, as the Chinese capital races against time to contain the latest resurgence of COVID-19 infections. (Xinhua/Ren Chao)