CNN Don Lemon Tonight September 17, 2021 02:33:00
Two senior vaccine scientists at fda basically said they were going to leave. we subsequently found out it was over this issue of boosters. so i think what's going to happen is there will be four wig questions that are going to have to be addressed there. we sort of lay them out here. how much is immunity really waning? pfizer says the immunity wanes about 6% every two months but stays steady for severe illness. how severe are the breakthrough infections? i think this is a big one. you could have a totally asymptomatic break think infection. i came back positive? i'm surprised. it could be tha...