Omicron is now the dominant COVID strain in the U.S., making up 73% of new infections

Posted by on December 20, 2021 6:12 pm
Categories: US National Stories

City residents wait in a line extending around the block to receive free at-home rapid COVID-19 test kits in Philadelphia on Monday.

Underscoring its high transmissibility, in a week, omicron went from a 12.6% share of the variants circulating in the U.S. to a dominant 73.2%, according to the CDC’s latest estimates.

(Image credit: Matt Rourke/AP)

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