FDA authorizes updated COVID boosters adapted for Omicron subvariants

The Biden administration’s planned fall COVID-19 booster campaign cleared a key regulatory hurdle, after the Food and Drug Administration announced Wednesday it has authorized updated shots adapted for the Omicron variant of the virus for Americans as young as 12 years old. 

People could get the new booster as little as 2 months after their last shot of a COVID-19 vaccine. Moderna’s new shots are…