FDA Authorizes COVID-19 Vaccine For Emergency Use In U.S.

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An example of a vial that will carry the COVID-19 vaccine produced by Pfizer and BioNTech sits on display during a Senate subcommittee hearing Thursday.

Pfizer and BioNTech's vaccine is the first to receive an emergency authorization from the Food and Drug Administration. Officials say it may be ready for widespread inoculations within days.

(Image credit: Andrew Harnik/Pool/Getty Images)