Governors urge caution in the United States on the Omicron variant.

No cases of the new coronavirus variant have been confirmed in the U.S., but leaders said they were using existing safeguards and watching closely. New York Times By BY MELINA DELKIC AND GIULIA HEYWARD from NYT U.S. https://ift.tt/317bxHd
Coronavirus Omicron Variant, Coronavirus (2019-nCoV), Vaccination and Immunization, Governors (US)