CNN Early Start With John Berman and Christine Romans May 13, 2015 09:53:00
Significant in this accident but they even have when the train moves through, and there's very specific federal rail administration regulations about where you do that. and the speed. and that black box is very much like an airplane black box. and that will have all of that information. so literally, by the time they get this off the train and get it back and downloaded in d.c. by the afternoon, the ntsb will know that the mangling of that car looks like a fairly high-speed derailment. >> all right. we're continuing to follow the breaking news out of philadelphia all morning long for you. pl...