The Federal Railroad Administration said railroads worked together to develop and install the technology known as positive train control.

The National Transportation Safety Board has said more than 150 train crashes since 1969 could have been prevented by Positive Train Control.

Hitachi's predecessor, Ansaldo STS, was selected by the MBTA for a $338 million contract to install Positive Train Control throughout the Commuter Rail system.

For years, federal regulators have called for the CTA to install a sophisticated train control system to help prevent crashes and derailments like Thursdays.

The National Transportation Safety Board has said more than 150 train crashes since 1969 could have been prevented by Positive Train Control.

it's possible the CTA train crash on the Yellow Line could have been prevented with Positive Train Control braking, which the agency is exempt from.

Congress required railroads to develop the positive train control system after a deadly 2008 collision between a Metrolink commuter train and a Union Pacific freight train in Chatsworth, California.

None of the circumstances the NTSB described in its preliminary report on the March 2 derailment would have triggered the automated positive train control system to stop the trains.

Metrolink quietly rolled out a train Monday morning equipped with “positive train control,” which lets dispatchers halt engines remotely if they speed or blow through stop signals. A second ...

Trains were moving again on all seven affected lines by mid-afternoon, although Metra warned commuters that extensive delays were possible for some trains as service resumes.

Congress required railroads to develop the positive train control system after a deadly 2008 collision between a Metrolink commuter train and a Union Pacific freight train in Chatsworth, California.