U.S. Air Force Staff Sgt. Daquan Roland-Hover, 316th Security Forces K-9 trainer, performs two-dog tactical maneuvers with two K-9s and their handlers at the National Mall in Washington D.C., May 13, 2023. This demonstration was a part of the three-day-long Vietnam Veterans' "Welcome Home" ceremony. (U.S. Air Force photo by Senior Airman Daekwon Stith)