Pfizer's COVID vaccine (Comirnaty) is fully approved for patients ages 12 and up, and authorized for kids ages 6 months through 11 years. Novavax's COVID shot (Nuvaxovid) is fully approved for people ages 65 and up, as well as those ages 12 to 64 with at least one health condition that puts them at risk for severe disease.

Italian authorities arrested a Chinese national accused by the United States of working at the direction of Beijing to steal COVID-19 vaccine research from U.S. universities, immunologists and virologists.