. >>> kevin dalton, eczema reason. semper fi.the toughest until he comes up against his grandson. taj need ace diaper change. >> behind enemy lines. >> that's biological warfare right there. >> it sure is, according to papa, as he calls himself. >> he hasn't even started opening the diaper. >> but that stench just goes up your nose and -- >> hold your breath. how long can you hold your breath for? >> probably for six minutes. that's how long this video is. >> he's out of practice. >> that's horrible. oh, my god. it ain't funny. oh, no. i can't do it. >> he qualified for the marines, man. you've been through some stuff. >> but he takes one look at what's in that diaper and watch. >> come on. >> you don't know what that baby ate. that could be extra stanky. >> the man side of me is wondering if this is an impeccable example of doing it badly so that you never have to do it again. >> there is that theory. >> why would you record it if not to show back the women, the mom. this is torture. look how bad it is for me. >> he would rather