Detailed text transcripts for TV channel - MSNBC - 20130216:22:05:00
And somebody fell, and then somebody fell on top of them, and somebody fell on top of them. and the next thing you know, people were literally stacked 10, 12 feet high. you look at a scenario where your life is under threat, where you're looking for means of escape. do you choose the door you came in by, the route that you know, or door number two? >> keith is a professor in crowd dynamics. >> it's a marked emergency exit. but i don't know if it's open. i don't know where it goes. so my perception of risk is go out the way i came in, it's a safe bet. >> people stuck in the crush are desperatel...