The “federally required maintenance work” will affect rail service on RTD’s A, B, G, and N lines on Saturday and Sunday.

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 ...

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, ...

A Regional Transportation District A Line train struck a pickup truck at the Sable crossing in Aurora on Tuesday, according to RTD ...