RTD's A-line train service was disrupted in the Denver metro area on Tuesday after an accident.

The lover's quarrel between RTD and Denver Transit Partners continues. The Denver Transit Partners is the group that runs the A and G Lines for RTD. Last month, the Transit Partners sued RTD for ...

DENVER (KDVR) — A Regional Transportation District A Line commuter rail train collided with a semitrailer in Aurora on its way to Denver International Airport Monday morning, prompting extended street ...

Aurora police are searching for the driver of a truck who was seen on camera driving on the wrong side of the road before being hit by a Regional Transportation District train.

Brian Sherrod is a multimedia journalist and the First Alert Traffic Tracker Reporter at CBS News Colorado. Share you story ideas with him by sending an email to yourreporter@cbs.com. RTD's A Line, ...