4th vaccine shot less effective against omicron, Israeli study finds; new Va. governor faces mask pushback: Live COVID updates
Celina Tebor, USA TODAYComments Off on 4th vaccine shot less effective against omicron, Israeli study finds; new Va. governor faces mask pushback: Live COVID updates
The increase in antibodies produced by a fourth shot of COVID-19 vaccine is not enough to prevent infections from omicron, study shows. Latest news.