People line up to receive COVID-19 tests on Times Square in New York, the United States, Feb. 14, 2022. (Xinhua/Wang Ying)
The BA.2 variant is spreading fast in the United States, with infections nearly doubling every week, according to CDC data.
WASHINGTON, March 16 (Xinhua) -- The BA.2 sub-lineage of the Omicron variant now makes up nearly a quarter of new COVID-19 infections in the United States, according to the latest data of the U.S. Centers for Disease Control and Prevention (CDC).
This data is up from around 1 in 10 new cases just a week prior.
The BA.2 variant is spreading fast in the country, with infections nearly doubling every week, according to CDC data.
Early studies showed that BA.2 may be up to 30 percent more transmissible than the original Omicron. ■