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New studies suggest some face coverings are ineffective in preventing coronavirus infections

Name: New studies suggest some face coverings are ineffective in preventing coronavirus infections
Uploaded: 2020-08-14T22:43:19+0000
Duration: 2 min 2 s
Description: There is growing evidence that not all masks or face coverings provide protection against the coronavirus. Kris Van Cleave reports.

There is growing evidence that not all masks or face coverings provide protection against the coronavirus. Kris Van Cleave reports.