Detailed text transcripts for TV channel - MSNBC - 20150514:03:46:00
>> so take me through the basics of how safety works in terms of speed. the train is going to slow down coming into the station. one of the things i was noting was whether you go slower when you're in a city, right? if you're on a part of track that's running through a crowded residential neighborhood than if you're sort of out in the middle of nowhere and on a big straightaway. >> yeah, it can change based on some of those factors. a lot of it has to do with track geometry, whether or not there's a curve, whether the curve is super elevated, whether or not there's crossings in the area, there...