Positive train control

NTSB investigator George Haralampopoulous hands a data recorder down to Mike Hiller from the derailed Metro-North train in the Bronx borough of New York. (AP Photo/NTSB)

NYC train derailment airs queries about technology

YONKERS, N.Y. (AP) — The revelation that a New York City commuter train derailed while barreling around a sharp curve at nearly three times the speed limit is fueling questions about whether automated crash-avoidance technology […]

12/03/2013

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