Health & Safety Vaccines Could Drive The Evolution Of More COVID-19 Mutants 6:07am February 09, 2021 by Richard Harris Health Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More Morning Edition World News Morning news brief by Leila Fadel Arts Director Danny Boyle discusses his new movie '28 Years Later' by A Martínez 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate