>> i'm very worried about them. saw some of them rush in and go in and was with them. were in a building that was trapped for a while. >> thank god that i'm safe. i feel terrible for the people we lost. some of whom i talked to 15 minutes before we lost them. and the city is going to survive. >> the only thing you could see from where we were was a big grand jury in the earth and broken trees. nothing that cash a big gouge in the earth and broken trees. nothing that you could distinguish that a plane crashed there. >> just a few moments ago world trade center building number 7 collapsed. we had been warned the building was in danger of collapse. engineers on scene said the building was structurely very weak. >> a lot of innocent people died. all they did was a simple thing. all they did was come to work that morning.