The omicron variant is now considered the most dominant version of the coronavirus — making up 73% of new COVID-19 infections last week in the U.S., according to new data released by the Centers for Disease Control and Prevention on Monday.
The new estimates capture cases for the week that ended on Dec. 18.
The new estimates underscore just how rapidly it has spread across the U.S. As of a week prior, Dec. 11, it was only detected in 12.6% of positive COVID-19 cases that were sampled.
The CDC said it was working on revising some of the earlier numbers after officials finish analyzing more samples of the strain.
A mass shooting Tuesday that killed at least 19 children and two teachers at a Texas elementary school came less than a year after legislators drastically expanded gun rights. Pledging to keep Texas a “bastion of freedom,” Gov. Greg Abbott in June signed seven laws, one of which allows people to legally carry handguns without licenses.“Texas…