CNN Erin Burnett OutFront May 13, 2015 23:05:00
>> thank you very much drew griffin. new details on the investigation right now. jason carroll is also "outfront" from philadelphia with a look at exactly how this happened. what happened when it happened what investigators are looking at right now. >> reporter: the mangled wreckage of the amtrak train 188 strewn on the tracks. the event date recorder recovered from the train's first car has already revealed the train was traveling at least twice as fast as it should have been. 106 miles per hour as it entered the corner where it derailed late tuesday. >> just moments before the derailment t...