Watch CBS News

COVID-19 Omicron subvariant rapidly spreads across the U.S.

Health officials are sounding alarms about a new and rapidly spreading COVID-19 subvariant. CBS News medical contributor Dr. Celine Gounder, editor-at-large for public health at Kaiser Health News and an epidemiologist at NYU, explains how XBB.1.5 differs from its predecessors.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.