FAA investigating Southwest flight that flew just 525 feet above Oklahoma town, triggering altitude warning CNNSouthwest flight heading for Oklahoma City dives to 500 feet above neighborhood Fox BusinessSouthwest Boeing 737 inexplicably drops to less than 500 ft. New York Post Low-flying commercial jet skims Oklahoma City suburb, startling residents Oklahoman.comFAA investigating after Southwest jet buzzes within hundreds of feet of Yukon neighborhood KFOR Oklahoma City