U.S. to tighten testing requirements for travelers in light of omicron variant, and analysts expected limited authorization of Merck antiviral
December 01, 2021 at 10:41 AM EST
The U.S. is planning to beef up testing requirements for international travelers entering the country in the light of the new omicron variant of the coronavirus that causes COVID-19, including shortening the time a test must be taken prior to travel.
