Newly released surveillance footage shows the harrowing moment a Frontier Airlines jet struck and killed an individual who was loitering on the runway at Denver International Airport late Friday night. 

Thermal imaging on the clip brief engine fire that was subsequently extinguished by authorities, the airport said in an X post.

Radio traffic recordings obtained by KDVR reveal the chilling description from first responders in the aftermath of the collision. 

"Runway 17L is closed," a first responder reportedly said. "I do have limbs on the runway. I believe the aircraft struck an individual."

The individual was "at least partially consumed" by one of the plane's engines, ABC News investigation by the NTSB, FAA and Frontier Airlines. 

Fox News Digital's Jesse Watson and Robert McGreevy contributed to this report.