Massachusetts February 27, 2021 11:06 pm Single-Shot COVID-19 Vaccine From J&J Becomes 3rd Option in U.S. The U.S. is getting a third vaccine to prevent COVID-19, as the Food and Drug Administration on Saturday cleared a Johnson & Johnson shot that works with just one dose instead of two. US & World Videos 2:31 Billerica police sergeant killed in crash honored at funeral 2:05 MIT monitors pair of opposing protests on campus 2:39 Bruins try not to ‘dwell on the past' ahead of Game 7 against Toronto Maple Leafs 3:46 How first responders described Karen Read's actions at the scene of John' O'Keefe's death 5:08 Karen Read trial jurors visit scene of John O'Keefe's death
