Key takeaways from Biden’s speech on combating Omicron COVID variant
President Biden unveiled a new plan Tuesday to tackle the Omicron variant. CBSN's Lilia Luciano speaks with CBS News senior ...
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Omicron makes up 73% of COVID cases in U.S.
Omicron has become the nation's most dominant strain of COVID-19 in a matter of weeks, prompting the Biden administration to ...
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