Health & Safety For Those Who Got J&J's Vaccine, Some Doctors Advise A Booster Shot 6:28am September 30, 2021 by William Stone Health Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More Morning Edition World News Russia marks 80 years since World War II victory over Nazi Germany by Leila Fadel National President Trump fires Librarian of Congress Carla Hayden 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate