CNN Early Start With John Berman and Christine Romans May 14, 2015 08:02:00
Speed the speed limit at that section of the track. at the curve, it was 50 miles an hour. the train was going 106 miles an hour. another thing they are telling us is this section of the track near philadelphia did not have positive train controls. that is an expensive piece of technology but mandated by congress to be placed on all rail lines in the united states by the end of 2015. it was not placed in this section of the track near philadelphia. what is positive train control? an automatic override system to warn the engineer if the train is too fast for a section of track. if the engineer ...