CNN CNN Newsroom With Poppy Harlow and Jim Sciutto August 17, 2021 13:05:00
And january and february, what we have seen is that we see a waning or slight dropping now after the six-month mark of that immunization protection. >> doctor, good morning. how necessary is this given you said we could face a variant that could overcome the vaccination status of the i am nig -- immunized, right? until we have large swaths that get vaccinated, the virus keeps getting more contagious, more dangerous, threatening young people more. will these booster shots help prevent against at ...
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