National Politics & Government Health & Safety Biden promised a billion COVID tests. Contracts to buy them are being announced 4:47pm January 14, 2022 Politics Health Medical Treatments National Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Science Days are getting slightly longer — and it's due to climate change by Lauren Sommer What happened to the glamorous days of airline travel? You pay for what you get by Erika Beras 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate