National Health & Safety The U.S. has shipped 500 million COVID vaccine doses globally, but there's work ahead 4:29pm March 17, 2022 Health Medical Treatments Global Health National Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National Some federal employees fired under anti-DEI orders weren't doing DEI work by Andrea Hsu World News What is the strategy behind the U.S. bombing campaign in Yemen? by Greg Myre 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate