 He didn't know where his sergeant was. He goes back into this burning tank, trying to find his sergeant. Okay, here's what had happened. A few moments before the round hit, these guys were what we call mob level four. That means you're in a chemical environment. You've got a protective mask on, everything else. Well, a couple minutes before the round hit, they were told to stand down for mob level four, which means take off your mask. So they're taking the masks off.