WATCH 4:52 FDA recommends third dose of vaccine for people with weakened immune systems Montclair State University epidemiologist Stephanie Silvera addresses uncertainty over booster shots Briana Vannozzi | August 13, 2021
WATCH 1:28 FDA is expected to authorize COVID-19 booster shot for immunocompromised Announcement is expected Friday Briana Vannozzi | August 12, 2021
