Staff Sgt. Drake Keske, 309th Aircraft Maintenance Unit dedicated crew chief, wears his 309th AMU DCC patch at Luke Air Force Base, Ariz., Jan. 25, 2018. DCCs are selected based on a number of qualities to include initiative, leadership and technical knowledge of their assigned aircraft. ( Air Force

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Keywords: air, america, armed, base, defence, employee, federal, force, forces, government, luke, military, service, states, united, usa