"I knew these vaccines weren't going to protect against infection" - Dr Deborah Birx

"To Truly Reach Heard Immunity, That's Getting 70% 80% Of Americans Immunized"
- Dr Deborah Birx, White House Coronavirus Response Coordinator

You don't have to be a virologist to know that we can’t have Coronavirus vaccines because the virus continues to mutate ahead of our efforts.
(This is also why we don't have an HIV vaccine)