Wearing Masks Indoors Could Help Stop Spread Of Delta COVID Variant

Video Credit: WBZ CBS Boston
Published on June 30, 2021 - Duration: 02:18s

Wearing Masks Indoors Could Help Stop Spread Of Delta COVID Variant

The delta variant now accounts for 1 in 4 infections in the United States.

Dr. Mallika Marshall explains why wearing a mask could help stop the spread of the variant.


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