The Centers for Disease Control and Prevention said a new COVID-19 omicron subvariant called XBB.1.5 is the dominant variant in the Northeast and accounts for nearly one-third of new COVID cases nationwide.
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The Centers for Disease Control and Prevention said a new COVID-19 omicron subvariant called XBB.1.5 is the dominant variant in the Northeast and accounts for nearly one-third of new COVID cases nationwide.