Members of the 494th Aircraft Maintenance Squadron prepare F-15E Strike Eagles for a sortie in support of Tactical Leadership Programme 16-3 at Los Llanos Air Base, Spain Sept. 14, 2016. The training prepares NATO and allied forces’ flight leaders to be mission commanders, lead coalition force air strike packages, instruct allied flying and non-flying personnel in matters related to tactical composite air operations, and provide tactical air expertise to NATO agencies. (U.S. Air Force photo/ Staff Sgt. Emerson Nuñez)