Can a New Vaccine Stop BA.5?
Start Here - Ein Podcast von ABC News
As health officials urge many Americans to mask up again, Moderna offers measured optimism about its new vaccine due in the fall. A wildfire at Yosemite National Park threatens some of the country's oldest living trees. And Sri Lanka's president resigns after angry protesters break into his house. Learn more about your ad choices. Visit megaphone.fm/adchoices