reason? we're hearing from rescuers and a flight attendant about those terrifying moments on saturday. rarely do crash investigators get to see the actual violent moments of a plane crash and the immediate aftermath as the emergency chutes deploy and panicked passengers run for their lives. as airport fire/rescue crews began attacking the fire with foam city fire crews were coming behind them to help. >> at that point i raised it to a third alarm and declared a red ale alert. >> reporter: red alert means mass casualties. lu tenant chrissy hammonds was inside the plane, fight the fires and search for victims. >> we had somebody that was partially trapped. as it turns out there was a small person stuck between the seats. >> reporter: police officer jim cunningham also ran into the burning plane to help. >> people all over the runway, injured, hurt. at the other end way far away