200213-M-OU200-0442 ARLINGTON, Va. (Feb. 13, 2020) A lone horse follows behind the caisson and casket of retired Commandant of the Marine Corps (CMC) Gen. Paul X. Kelley as they take him to his final resting place in Arlington National Cemetery, Arlington, Va., Feb. 13, 2020. Kelley served as CMC from 1983 to 1987, and was buried with full military honors. The lone horse wears an empty saddle with the rider’s boots reversed in the stirrups, symbolizing that the warrior will never ride again. (U.S. Marine Corps photo by Sgt. Kelly L. Timney/Released)