therapeutic. not the same sort of investments made in those early on. people may say, we didn't know if they were going to work or not. that's a big discussion topic, but the final sort of thing is that we just don't have the enough right now. nair going to come by june, they say 10 million more pills, another 10 million after that by september. >> not just paxlovid in short supply, sanjay, right? >> reporter: no. the anti-viral, merck, also likely in short supply. also the monoclonal antibodies. trovomab, also in short fsupply. i think real lessons learned here in terms of how those decisions are made months in advance to sort of anticipate what's happening now. >> sanjay, we heard both dr. fauci and the acting fda