CNN CNN Newsroom With Alisyn Camerota and Victor Blackwell December 17, 2021 19:01:00
>> if you look again, five months after the second dose, and look under omicron, the red circles, nominal, in other words virtually no degree of neutralization protection. again, one month after the third dose, it goes well within the protective range. we are in the situation where now we're facing a very important delta surge and we're looking over our shoulder at on oncoming omicron surge. the optimal protection is fully vaccinated plus a boost. >> fully vaccinated plus a boost. meantime another top health expert is warning the u.s. is about to face a viral blizzard in the coming weeks. the ...