One person was killed in a multi-vehicle crash on Route 51 in Jefferson Hills on Friday morning. 

The Jefferson Hills Police Department said in a post on Facebook that first responders were called to Route 51 around 6:20 a.m. for a three-vehicle crash. Officials said a tractor-trailer and two pickup trucks collided along the 1400 block of Route 51.

At the scene, arriving police officers found an unresponsive woman who was later pronounced dead. Two other people were transported to local hospitals and were last listed in stable condition, Jefferson Hills police said on Facebook.

Accident reconstruction experts were also called to the scene to assist with the investigation, which is ongoing. Route 51 was closed for hours as police investigated. 

The woman killed was identified by the Allegheny County Medical Examiner's Office as 20-year-old Kayleigh Brosius.

Anyone with video from the incident is asked to call Jefferson Hills police at 412-655-2222.