Detailed text transcripts for TV channel - CNN - 20171219:13:05:00
I know it's early in the investigation, but isn't that what it looks like? >> yes. we are going to find out exactly weath whether the positive train control attributed to this, it can prevent these exact types of accidents which are over speed derailments, as well as other types of accidents, train to train accidents and work zones, and it's a life-saving tool that should be implemented nationwide. >> i know you have not interviewed the engineer yet, and i know you need to rule out personal failures and i know you have to do all that, but i have been having this conversation and reporting on t...