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.
source https://www.nytimes.com/2021/11/28/us/governors-omicron-covid.html
U.S. Health Officials Push Vaccines as Omicrom Spreads
Responding to the Omicron Variant, Israel and Morocco Impose Bans on All Foreign Travelers