The first case of the Omicron variant has been detected in the United States. The individual with the virus returned to California November 22 after spending time in South Africa.
The individual tested positive for the OmIcron variant on November 29th and the C.D.C. says the person's mild symptoms have been improving. The person was said to have been fully vaccinated.
The infected individual has been self-quarantining since testing positive. All close contacts have been notified and health officials say they have all tested negative.
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