Scientists said the variant, first detected in southern Africa, has a concerning combination of...
Botswana
The CDC is expanding its booster recommendations due to the threat of the new...
Experts said the new variant’s high number of mutations could make it more transmissible....
It includes a new plan to expand testing in the wake of the omicron...
At least five U.S. states have reported confirmed cases of the omicron variant, with...
