Pfizer and Moderna COVID-19 booster shots for all adults could begin rolling out as soon as this weekend. At least 14 states are allowing Pfizer and Moderna boosters for everyone 18 and older. WATCH FULL EPISODES OF WORLD NEWS TONIGHT: https://abc.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #WorldNewsTonight #Covid-19 #VaccineBoosterShot # Pfizer #Moderna