Detailed text transcripts for TV channel - MSNBC - 20171218:20:51:00
Casualties and now amtrak adjusting the number saying 77 passengers were on the train at the time. five crew members also aboard. five motor vehicles down on the highway on i-5 and you see right there, were struck and it also two semi trucks and you can see, i believe that orange is a semi truck right there. that orange vehicle, were also struck. they're working to secure the trains but the real breaking news here is that positive train control was not implemented in today's incident. train 501 did not have that very important ptc. >> it uses gps and signals to determine whether a train has mi...