Omicron Variant Now Spread To More Than 20 States

More than 200 million Americans have now been fully vaccinated against COVID-19, but the country's battle with the pandemic continues with a new spike in cases in some parts of the U.S. Pfizer said its booster may offer significantly more protection against the Omicron variant.

Wednesday, December 8th 2021, 9:40 pm

By: CBS News

WASHINGTON -

More than 200 million Americans have now been fully vaccinated against COVID-19, but the country's battle with the pandemic continues with a new spike in cases in some parts of the U.S.

Pfizer said its booster may offer significantly more protection against the Omicron variant.

Natalie Brand reports from Capitol Hill.