Live Breaking News & Updates on Transmissible omicron sub variant

in the united states in december. the world health organization says it's the most transmissible omicron sub—variant that has been detected so far. the new variant was estimated to account for over 40% of covid—19 cases in the united states in the last week of december. according to data from the us centers for disease control and prevention. dr mati hlatshwayo davis is director of health in st louis missouri. and joins us now. thank you very much for being with us. what more do we know about this subvariants?— subvariants? what we know is over the past _ subvariants? what we know is over the past month - subvariants? what we know is over the past month it - subvariants? what we know is over the past month it has - over the past month it has doubled in its proportion every week. that type of increase is alarming, now accounting for 45% of cases in the us and in the north—east as high as 75%. so definitely the variant to watch and we anticipate at this rate it will be the dominant

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