CNN Fareed Zakaria GPS August 8, 2021 17:21:00
Herd immunity. i suppose if you look at britain, where the delta variant has begun to decline, that would be the trajectory we could expect. is he right? >> ultimately, that is correct. that's the concept of herd immunity. when you get enough people vaccinated together with people who have been infected and assume to have understandably likely have good protection against the same virus, you get to a certain level where the virus has no place to go. there are no vulnerable hosts around. ultimately that will happen. however, we want that to happen sooner than later and you know the way you do t...
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