With three fatal train accidents in recent weeks, there's been a cry for Positive Train Control, a system that will automatically stop trains before certain types of accidents can happen. WIlliam ...

Positive Train Control is similar to a collision avoidance system in a car, and would take control of a train if the engineer fails to stop or slow down. That's a simple explanation of PTC. Making ...

CHICAGO (CBS) --Metra users are used to alerts after a week full of weather-related schedule changes, but commuters will start hearing a new message that might cause some confusion, and has nothing to ...

One freight train sped through a stop signal before crashing head-on into another in the Texas Panhandle last month, killing three crew members, according to a preliminary report on the accident from ...

Once again, a deadly train crash may have been prevented had a well-known piece of technology been implemented. Positive train control, or PTC, can automatically slow down and stop a train if it ...

CBS2's Chris Wragge and Mary Calvi interview railroad engineering expert Gus Ubaldi for a closer look on what could have caused the crash, and what could have been done to prevent it. Wragge: What do ...