carroll. >> all right, nick. so dr. debbie, i'll ask you about the guidelines.f kind of seems like common sense, of course all of your skin has to be covered. we have to wonder -- >> i agree. i agree. i don't think there's a big revelation there. i think it would be more help ffl they listed out actually where people are most likely to have problems. so for me, just having worked in the o.r., we wear the shoe covers so we don't get blood on our shoes, right, and question dispose those covers. it's very hard even if you're wearing sneakers to wrap them around your foot and get them off. a lot of times people will hold it against the wall to pull it around. if you do that, you might get something on the wall that could contaminate somebody else. having people that have done this in west africa, watching, using them as trained monitors, would be more effective. and even with the googles, now they've changed that to face shields, that's changed, but still, if you think about doing these procedures, you know, you know, people have had this experience in the winter wh