U.S. Army Soldiers assigned to the U.S. Army Training and Doctrine Command Salute Battery fire cannons in honor of the Center for Initial Military Training change of command and retirement ceremony at Fort Eustis, Va., July 2, 2015. At the conclusion of the ceremony honoring retirement and releasing of command of Maj. Gen. Ross Ridge, Center for Initial Military Training former commander, a shell casing from the final blast was presented as a memento of his service. (U.S. Air Force photo by Senior Airman Kimberly Nagle/Released)