White House unveils new effort to double down on Omicron variant
President Biden says his administration is doubling its order of Pfizer's new COVID-19 antiviral pill from 10 million to 20 million as the Omicron variant ravages the U.S. CBS News senior White House and political correspondent Ed O'Keefe joins CBSN's Elaine Quijano with more headlines from the White House.