More Contagious Virus Variant Is Now Dominant in U.S., C.D.C. Chief Says

More Contagious Virus Variant Is Now Dominant in U.S., C.D.C. Chief Says

The New York Times-World·2021-04-08 17:03

WASHINGTON — A highly infectious variant of the coronavirus that was first identified in Britain has become the most common source of new infections in the United States, the director of the Centers for Disease Control and Prevention said on Wednesday. The worrisome development comes as officials and scientists warn of a possible fourth surge of infections.

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