and it's dangerous to people who follow him. >> i've got to get this in because it's important. it's about merck, asking the fda to authorize its new covid treatment pill. what does it actually do? what should people expect? >> so malnuvipir is an anti-viral agent which basically causes the virus to make mistakes in replication. so it interferes with viral replication. and in a very well-run trial it shows that it reduces the risk of either hospitalization or death by 50%. and what's great about this therapy is that it's oral. it's a five-day course, oral course of medicine. so if one were to contract covid, your doctor could prescribe this. you could get it at the pharmacy. you could take it at home. and it appears to be very effective in preventing severe illness. and i expect that in just a few