Frontier flight aborts takeoff at DEN after striking a trespasser on the runway

Frontier Airlines flight 4345 aborted takeoff from Denver International Airport after striking a pedestrian who had breached a perimeter fence on the runway; the incident caused an engine fire and led to the evacuation of 224 passengers and 7 crew, with 12 people reporting minor injuries (5 hospitalized). The person struck died, and the NTSB was notified as runway 17L remained closed pending investigation.