The Biden administration says a third dose of vaccines for all American adults will end the pandemic faster. And experts say there is evidence of waning vaccine effectiveness against mild-to-moderate disease. But globally, what’s the best use of the next available dose?
Guest: Saad Omer, director of the Yale Institute for Global Health.
Host: Lizzie O’Leary
This episode was produced by Alyssa Edes.
Learn more about your ad choices. Visit megaphone.fm/adchoices