Detailed text transcripts for TV channel - KGO - 20150515:10:02:00
Abc's karen travers begins our coverage from philadelphia. good morning to you, karen. >> good morning, t.j. brandon bostian's attorney tells us his client has been fully cooperating with the police and yesterday investigators said they will speak to him at some point over the next couple of days. they say this is not necessarily an interrogation. they want to give him a blank piece of paper and basically say tell us what happened. amtrak train 188 accelerated over the final minute before it derailed. investigators say they know the speed from a video taken from the front of the train. >> 65 s...