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UNSC Air Force
Ryan Frank was a Airman in the UNSC Air Force, and was the pilot of Pelican 653, a D79 dropship assigned to the UNSC Infinity. After Fireteam Crimson's search for Spartan Gabriel Thorne in the area know as the "Quarry" was unsuccessful, Robert Dalton ordered Pelican 653 to extract them. Shortly after arriving the Pelican was destroyed by Covenant reinforcements and Frank was killed.