As many as 3 million Americans received a COVID-19 vaccine booster shot in the past three days, the White House said Monday.
Booster shots were authorized for all adults Friday, and between then and Sunday, 1 million people received an additional dose on each day, White House coronavirus response coordinator Jeff Zients said during a Monday press briefing.
At least 36 million Americans have received a booster since the shots were first authorized in September.
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Sen. Mitchell McConnell, R-Ky., said during a speech on the Senate floor he has received a COVID vaccine booster shot.
