U.S. Air Force Staff Sgt. De'Quan Roland-Hoover, 316th Security Forces K-9 trainer, acts as an attack decoy during the Capitol K-9 Trials at Joint Base Andrews, Md., May 20, 2023. Attack decoys wear bite-proof equipment as a safety measure against a military working dog's bite. (U.S. Air Force photo by Senior Airman Tyrone Thomas)