radialway road. this train accident technical speculation is indicating that possibly the train ran into something. and that's what caused the tumbling cars. also, there was speed involved so we have a lot of momentum involved in here which tossed the cars off the elm bankment and then most importantly this was going into historic bridge. and had very little embankment control for having the cars to tumble off. >> laura: there is the infrastructure. trump is right again. that's the case. question trump and maybe he is right again, oliver. so, oliver, you have the en embankment issue with the bridge. have you the speed control technology that could have been in the train talking on my radio show today producers how could there not be with all of our technology something in that train that would appreciate it from going at a certain speed at a certain point. we can hit home plate yankee stadium out of space but we