Practicing interoperability
A U.S. Air Force F-22 Raptor of the 1st Fighter Wing, Langley Air Force, Virginia launches from Joint Base Elmendorf-Richardson, Alaska to participate in Exercise Northern Edge, June 18, 2015. Over 200 military aircraft from all services practiced operations, techniques and procedures while simultaneously enhancing interoperability during Northern Edge 2015 – Alaska’s premier joint training exercise. (U.S. Navy photo/Chief Mass Communication Specialist Larry Foos)