A train collision with a semi truck at the Sable Boulevard crossing caused a disruption for many travelers on RTD's A Line on ...

A Regional Transportation District A Line commuter rail train collided with a semitrailer in Aurora on its way to Denver ...

The commuter train hit a semitruck on Monday near the intersection of Smith Road and Sable Boulevard in Aurora. The route ...

Video obtained by FOX31 shows that the rail safety arms for the crossing near Smith and Sable may not have been engaged ...

A Regional Transportation District train and a tractor-trailer collided in Aurora on Monday, temporarily shutting down RTD’s ...

New video shows an RTD A Line train colliding with a semi truck, injuring two people, as the investigation continues.

A retired Aurora police detective who spent 41 years on the job kept 30 boxes of investigative material under his floorboards ...

The A Line train resumed service Monday afternoon after a morning crash near Central Park involving a semitruck closed the ...

RTD announces a safety drill affecting Aurora's R Line service, advising travelers to expect disruptions and use alternative ...

A crash between an RTD train and a semitrailer injured two people in Aurora on Monday. Alliyah Sims is at the scene of the crash, which is forcing road closures hour later.

Here's what you need to know to before going to the Rage Against the Regime protest in Denver on Saturday, August 2.

RTD said that A Line service has resumed after a collision Monday morning shut down the line for several hours.