U.S. Air Force Vice Chief of Staff Gen. Larry O. Spencer, salutes Air Combat Command Airmen during ACC’s change of command ceremony at Langley Air Force Base, Va., Nov. 4, 2014. Gen. Hawk Carlisle took the reins as ACC’s commander after serving as the commander of Pacific Air Forces, Joint Base Pearl Harbor-Hickam, Hawaii, for more than two years. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)