First US Omicron case identified in California: health agency

File: An appointment desk for a COVID-19 test. AFP/Kenzo Tribouillard

WASHINGTON - The first confirmed case of the Omicron variant of COVID-19 has been detected in a person in California, the US Centers for Disease Control and Prevention said.

READ: WHO pleads for 'rational' Omicron response

"The individual was a traveller who returned from South Africa on 22 November 2021," the agency said. 

"The individual, who was fully vaccinated and had mild symptoms that are improving, is self-quarantining and has been since testing positive. All close contacts have been contacted and have tested negative."


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