President Biden announced yesterday an accelerated vaccination timeline in the United States, but some states are already moving to fully reopen—a move public health experts warn could lead to deadly mutations and a dangerous backslide.This episode: White House reporter Ayesha Rascoe, pharmaceuticals correspondent Sydney Lupkin, and national political correspondent Mara Liasson.Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Listen to our playlist The NPR Politics Daily Workout.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.