Nighttime photo of a group of men excavating plane wreckage with a shovel. An Oklahoma Highway Patrolman is holding a flash light. Photograph taken for a newspaper owned by the Oklahoma Publishing Company. Caption: "Workers are shown digging in the wreckage of a T-33 jet trainer after it crashed into a plowed field and exploded 15 miles northeast of Duncan. the explosion blasted a crater 15 feet deep-- Jet Pilot Killed In State Crash- A T-33 jet trainer from Perrin Air Force base, Texas, crashed in flames and exploded 15 miles northeast of Duncan Friday night, killing the pilot and scattering wreckage over a wide area. The trainer was one of two planes running interception drills at 29,000 feet over southwestern Oklahoma. Tinker Air Force b...