Air Force Col. David Piffarerio relinquishes command of the 477th Fighter Group to Air Force Col. Christopher Ogren during a change of command ceremony at Hangar 1 at Joint Base Elmendorf-Richardson, Alaska, July 10, 2016. The 477th FG is Alaska’s only Air Force Reserve unit, which is responsible for a combat-ready force of more than 500 Airmen under the Total Force Integration concept of AFRC’s first F-22 associate unit. (U.S. Air Force photo by Airman 1st Class Javier Alvarez)