. [ sirens ] >> what happened? you >> you were right there at the building. >> yes, a lot of people trapped. >> a lot of people trapped. emt. guy needs help, can you talk to us for a minute and tell us-- how do you feel, are you all right? >> no. >> i feel bad approaching these people, i mean, they're covered, they're just, they're obviously in pain. >> (siren sounding) >> in the place where that plane hit, the outer wall of the building, that building as you know is a series of concentric rings so when you hit the outer wall of the building you're only affecting