Omicron variant is 'very likely' already in the US
Dr Ashish Jha says the Omicron variant is "very likely" already in the US.
But the Brown University School of Public Health dean says the threat posed by the new strain is not yet clear.
Dr Ashish Jha says the Omicron variant is "very likely" already in the US.
But the Brown University School of Public Health dean says the threat posed by the new strain is not yet clear.