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UK variant is now dominant coronavirus strain in America

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With nearly 25 percent of all U.S. adults now fully vaccinated, COVID-19 cases and hospitalizations are increasing again, driven by the more contagious U.K. variant. NBC’s Tom Costello reports for TODAY.

Appearing:Savannah Guthrie
Tags: health, news, Editor's picks, big news, coronavirus, Coronavirus - Health Tips, Plan Your Vaccine, today
S2021 E02 minHighlightNews and InformationDaytime
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