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NBC Nightly News with Lester Holt
NIGHTLY 6:30/5:30c

Pfizer testing omicron-specific Covid vaccine

CLIP01/25/22
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Pfizer announced it started a clinical trial testing an omicron-specific formula of its Covid-19 vaccine. With the vaccinated and boosted already highly protected against hospitalization, the FDA would have to consider if the formula is even needed.

Appearing:Lester Holt
Tags: nbc, news, Lester, Holt, Evening, Broadcast, night, Broadcast, interview, anchor, newscast
S0 E02 minNRExcerptNews and InformationPrimetime

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