New Omicron subvariants make up nearly half of U.S. new COVID-19 cases

LOS ANGELES, Nov. 15 (Xinhua) -- New Omicron subvariants BQ.1 and BQ.1.1 accounted for nearly half of new COVID-19 cases in the United States in the past week, according to the latest estimates from the U.S. Centers for Disease Control and Prevention (CDC).

BQ.1.1 made up nearly 24.1 percent of circulating variants in the week ending Nov. 12, and BQ.1 was estimated to make up 20.1 percent, according to CDC data.