Work Presides Over Pentagon Hall of Heroes Ceremony Deputy Secretary of Defense Bob Work, left, stands with distinguished guests during a ceremony inducting Medal of Honor recipients Army Pvt. Henry Johnson and Army Sgt. William Shemin into the Hall of Heroes at the Pentagon, June 3, 2015. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 181885-O-ARG88-090.jpg Photo Gallery