As Infections Rise, C.D.C. Urges Some Vaccinated Americans to Wear Masks Again

As Infections Rise, C.D.C. Urges Some Vaccinated Americans to Wear Masks Again
As Infections Rise, C.D.C. Urges Some Vaccinated Americans to Wear Masks Again
As Infections Rise, C.D.C. Urges Some Vaccinated Americans to Wear Masks Again

By BY APOORVA MANDAVILLI from NYT Health https://ift.tt/2TJiaMw
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July 28, 2021 at 01:35AM
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