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Those temperatures, all steel, will expand under heat and if there's not a proper neutral rail temperature when that track was laid the track has the tendency to buckle. it can't go left or right, it can raise out of the rail bed and literally flip-flop into an "s" shape. >> something that happened in 1988 this isn't something that we hear about every day, from your professional opinion, how unusual is something like this that we're reporting on this morning in. >> relatively unusual, although tracks generally makes up the majority of most railway derailments like this on a main line, they cou...

In the inner city or amtrak, they really have a problem with their budgets. >> i assume the ntsb officials who head out to washington state will be looking at this fact that today was the first day of this new run. the first day of amtrak 501. what they call cascade service from seattle to portland. what does that say to you that today was day one in. >> they have to go back and look very carefully at the work done upgrading the a rails to allow for this 79 mile an hour speed. you mead to make sure that the rails have been checked and the rail bed has been checked and the ties have been correc...

Hi he approached him. he did a courageous and brave act of police and as the governor said, we have commended him and i couldn't be prouder of him. >> -- 22-mile radius lock down tight yesterday, how did sweat get so far from that area? >> you know, you've been around here for three weeks like we have. the terrain is so dense you can't see five feet in front of you so i mean, if you stayed in the treeline, you know, use something as a guide whether it was a road or a rail bed or anything else, you could make your way. in this case, like i said, if you stayed in the treeline, you wouldn't be ab...

>> they are owned by the freight companies? >> incredibly dangerous. >> they are owned -- >> they're the priority. >> they get priority, what we're talking about the implementation of something like positive train control, that has to be done with the tracks, which the private companies have to do, amtrak can't do that by themselves. >> absolutely not. absolutely not. >> and, you know, i don't blame amtrak. first of all, our rail bed from boston to washington is so bad because it's curved everywhere, curves are inherently dangerous when you're going any significant speed. to give you an exampl...