A Frontier Airlines aircraft struck and killed a pedestrian at Denver International Airport late Friday night [1].

The incident highlights critical safety failures during aircraft departure and the rare, lethal risk posed to ground personnel or pedestrians during mechanical emergencies.

The aircraft was departing Denver for Los Angeles when an engine fire occurred [1]. This emergency resulted in the plane striking a pedestrian, who died at the scene [1]. Following the event, the flight was canceled [1].

One passenger on board described the experience of the engine failure. The individual said the incident "felt like an explosion" [2].

Emergency responders arrived at the scene at the Colorado airport to manage the fire and the casualty [1]. One pedestrian was killed in the accident [1].

Frontier Airlines has not yet provided a detailed explanation for the engine fire. The event occurred during the aircraft's departure sequence, a phase of flight where engine malfunctions can lead to unpredictable aircraft movement on the tarmac [1].

“"Felt like an explosion."”

This event represents a severe breach of airport ground safety protocols. The combination of an engine fire and a fatal strike on a pedestrian suggests a catastrophic failure in both mechanical reliability and the secure zoning of airport taxiways, likely triggering a federal investigation into the aircraft's maintenance and the airport's ground traffic management.