Public health needs continue to stymie lawmakers' hopes for an immediate economic reopening. The nation's top health experts appeared — virtually — before a Senate committee today and provided updates on coronavirus testing and the state of the outbreak.This episode: campaign correspondent Asma Khalid, White House correspondent Ayesha Rascoe, and science correspondent Richard Harris.Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station