Former Deputy Secretary Lynn and Chairman of the Joint Chiefs Gen. Dempsey listen to Secretary Panetta Former Deputy Secretary of Defense William J. Lynn III, right, and Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey, U.S. Army, listen as Secretary of Defense Leon E. Panetta addresses the audience at a farewell ceremony in honor of Lynn in the Pentagon, in Arlington, Va., on Oct. 13, 2011. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 014196-L-RGZ67-325.jpg Photo Gallery