Health officials are still concerned about how a virus still spreading widely might evolve and have warned leaders about underestimating the omicron variant.
Health officials are still concerned about how a virus still spreading widely might evolve and have warned leaders about underestimating the omicron variant.
Health officials are still concerned about how a virus still spreading widely might evolve and have warned leaders about underestimating the omicron variant.
GENEVA (AP) Late-night disco partying. Elbow-to-elbow seating in movie theaters. Mask-free baring of faces in public, especially in Europe and North America: Bit by bit, many countries that have