Fauci, Walensky testify before Senate on COVID-19 variants | USA TODAY

Dr. Anthony Fauci, Dr. Rochelle Walensky and others testify before a Senate committee about the federal response to COVID-19 variants.
RELATED: Biden addresses nation on the omicron variant amid COVID-19 surge https://www.youtube.com/watch?v=XZ04GqZT1jQ

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