World News National Health & Safety Dr. Francis Collins on what we know about the Omicron variant so far 4:56pm November 26, 2021 World Health Global Health National Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National 78th Tony Awards preview: What to expect on Broadway's biggest night by Scott Detrow Arts How to manage the flurry of text messages on any given day? Texting etiquette explained. 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate