Trains on numerous Metra lines were delayed Wednesday due to issues with Positive Train Control systems, the agency said.

CHICAGO (WLS) -- Metra has resolved a system-wide outage impacting safety technology, and trains are operating with delays on Tuesday evening. A Metra spokesperson said a positive train control outage ...

The Amtrak passenger train was going more than 100 miles per hour when it derailed north of Philadelphia. Positive train control could have... One key safety feature was missing from the stretch of ...