Honored Inductee Medal of Honor recipient Army Master Sgt. Matthew O. Williams, center, is inducted into the Hall of Heroes during a ceremony at the Pentagon, Oct. 31, 2019. Joining him on stage are, from left, Army Secretary Ryan D. McCarthy; Defense Secretary Dr. Mark T. Esper; Williams' wife; and Army Gen. Mark A. Milley, the chairman of the Joint Chiefs of Staff. SHARE: Download: Full Size (1.86 MB) Tags: Milley, Army, Defense Secretary , Chairman, Medal of Honor, Esper Credit: Marine Corps Cpl. Marcos A. Alvarado VIRIN: 101031-D-CZ543-005C.JPG Photo Gallery