​ປະ​ທາ​ນາ​ທິ​ບໍ​ດີ​ໂຈ ໄບ​ເດັນ ປະ​ກາດ ​ກ່ຽວ​ກັບການກວດ​ເຊື້ອໄວ​ຣັ​ສ​ໂຄ​ໂຣ​ນາ ທີ່​ເຄັ່ງ​ຄັດ​ກວ່າ​ເກົ່າ

A day after the U.S. confirmed its first case of the omicron coronavirus variant, President Joe Biden announced stricter coronavirus testing requirements for international travelers entering the country, an extension of mask requirements on public transportation, and a pledge to deliver 200