Airman 1st Class Max Whited, from the 27th Aircraft Maintenance Unit, 1st Aircraft Maintenance Squadron, Joint Base Langley-Eustis, replaces a panel on an F-22 Raptor during Exercise Northern Edge 15 at JBER, Alaska, June 15, 2015. Northern Edge 2015 is Alaska’s premier joint training exercise designed to perfect mission operations, techniques and procedures as well as enhance interoperability across all military services, Reserve and Air National Guard forces. (U.S. Air Force photo by Staff Sgt. Jonathan Garcia/Released)