Former Ntsb News Today : Breaking News, Live Updates & Top Stories | Vimarsana

you are in the cnn newsroom. i'm paula reed in washington. jim acosta is off tonight. former president donald trump is stirring the political pot with claims he expects to be arrested on tuesday. his campaign is already fundraising off that allegation and new tonight, trump lawyer blames the media and the district attorney for trump's comments. in a statement to cnn he says no one tells us anything which is very frustrating. president trump is basing his response on press reports and the fact this is a political prosecution and the da leaks things to the press instead of communicatin...

I appreciate your voice. former ntsb. we will pivot on over to a law enforcement individual who is briefing the press. let's listen. >> you are going to avoid rask and it will just impact the traffic that we're diverting through the base and off the base. so if you're going northbound please do not leave northbound and stay northbound. some of the other pertinent information you should know is we are securing the scene right now. life safety is really our precedence right now. we've got fire and law enforcement that we really need to make sure so we need to secure that scene and we need to mak...

Down. if he runs past a red signal, the it will automatically stop him. it's based on technology that's been around for decades. now, that would only occur if this were a situation, again, like the may 2015 philadelphia amtrak crash where the train operator was going around a curve much too fast or the one back in 2013. it would slow it down. but if there was a rail break, like the rail broke under the train or an axle broke, positive train control isn't going to do anything. >> i also want to bring in on the phone former ntsb investigator in charge and a railroad accident investigation expert...

Failure or a track failure or a combination of both. one of the things they're going to try to do is determine the point of derailment. that's a very important thing. >> i'm just told that president trump has tweeted so i will read that to you. the train accident that just occurred in dupont, washington shows more than ever why our soon to be submitted infrastructure plan must be approved quickly. $7 trillion spent in the middle east while our roads, bridges, tunnels, railways and more crumble. not for long. russell, i don't want to get you into a political discussion, but again, as somebody w...

Had happened? >> so i wasn't involved at all in the run-up to this, just to be clear in that regard. there were actually mixed feelings about it because there have been what turned out to be some tragically clairvoyant voices expressing concern that the increased speed of this particular amtrak service would present some real public health considerations, and it turned out to be the case the very first day. >> can you tell us any more about that? >> it is a train that used to take a route along the water to the east of where it is and they rerouted it to this after making some substantial trac...