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Omicron Variant

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FDA authorizes Pfizer pill to treat COVID

The Food and Drug Administration announced Wednesday it has authorized Pfizer's antiviral pill to treat COVID-19 as the new Omicron variant hits all 50 U.S. states. CBS News correspondent Nancy Chen reports on how the new strain is causing disruptions across the country. Then, CBS News correspondent Mark Strassman has the latest on Omicron's impact on travel as tens of millions of Americans hit the road for the holidays. And lastly, Dr. Elizabeth Clayborne, an adjunct assistant professor of emergency medicine at the University of Maryland School of Medicine, joins Elise Preston on CBSN to break down the day's headlines.

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World leaders weigh tougher COVID restrictions

The director-general of the World Health Organization is urging people to cancel or postpone their holiday gatherings as the Omicron variant spreads globally. He warned the celebrations could overwhelm hospital systems and lead to more infections and deaths. This comes as leaders in the U.K. and other European nations consider tightening restrictions ahead of Christmas. CBS News foreign correspondent Holly Williams joined Anne-Marie Green on CBSN to discuss the COVID surge.

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