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

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

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 and train ...

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

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