World A Frontier Airlines plane struck and killed a pedestrian on the runway at Denver International Airport during takeoff, airport authorities said, sparking an engine fire and forcing passengers to evacuate. 12 passengers suffered minor injuries in incident involving Frontier Airlines plane Listen to this article Estimated 3 minutes The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. This image, provided by Jack Estenssoro, shows passengers evacuate the airplane after a person was struck and killed during takeoff at the Denver International Airport on Friday. (Jack Estenssoro/The Associated Press handout) A Frontier Airlines plane hit and killed a pedestrian on the runway at Denver International Airport during takeoff, airport authorities said, sparking an engine fire and forcing passengers to evacuate.…