rushing to the scene early this morning. witnesses and survivors describing a scene of terror and absolute confusion. >> a weird sound, could have been thunder, but didn't sound like thunder, we felt the building shake. i saw a plume of smoke coming up, very unusual shape. everything about it was unusual. i opened the door to my apartment, it leads to a long hallway, and all i saw was debris. decided to go to the balcony, wave down fire rescue. they are heroes. they're unbelievable human beings. they came up with a ladder and bucket and got the four of us down. >> i want to go to kerry sanders at the scene. 80 units in the -- sent to the building, what's going on? >> the building collapsed, you