U.S. Air Force Staff Sgt. Colton M. Gabriel, 316th Security Support Squadron, and his working dog, Lucky, perform a security sweep on a bus arriving June 10, 2025, at Joint Base Andrews, Md. The bus was one of several being used to transport U.S. Army Soldiers from Andrews to Washington, D.C., to support the Army’s 250th Birthday Festival and Parade on June 14. (U.S. Air Force photo by Patrick Griffith)