Medical workers wearing protective suits swab a woman and a child for a coronavirus test in Huaxian County in central China's Henan Province, Saturday, Jan. 15, 2022. China further tightened its anti-pandemic measures in Beijing and across the country on Friday as scattered outbreaks continued ahead of the opening of the Winter Olympics in a little over two weeks. (Chinatopix via AP)

Use Information This content is intended for editorial use only.
For other uses, additional clearances may be required.