CNN CNN Newsroom With Pamela Brown December 18, 2021 23:34:00
Variations, could be variants, mutations, however not specific to these variants. there have been a lot of counter measures put out, including masking, encouraging people to get vaccinated, and that's all part of the administration's knowledge about what to expect. >> interesting, that's how the administration official explained it. no one can predict any specific variant, it is just being prepared for the fact that a mutation variant will emerge. we're seeing that with delta and now with omicron. thank you, joe johns, from the white house for us tonight. the covid surge is also forcing stro...