with you, hopefully there's clarity today. >> one of the challenges that come along with confusion or even just explaining to the american public about what the booster means is the fear it could undercut efforts in getting the tens of millions of americans who are still resistant in getting the first shot, to go out and get that shot. do you hear concern among officials about that? >> i do. this was a big topic of discussion in my background conversations i had with people at the highest levels here. this is something we talked about a bit. will the message now seem to people that you're really not protected until nine months -- >> sanjay, i'm going to cut you off to jump in -- let's head over. the coronavirus response team is beginning the briefing now. first i want to provide a brief update on our fight against the virus. we continue to see a rise in