LAST BRIEFING Defense Secretary Leon E. Panetta sits down for his last press briefing before the end of his tenure as the 23rd secretary at the Pentagon, Feb. 13, 2013. During the briefing, Panetta offered a reflective and candid view of his time in the office. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 734096-D-FPZ55-058.jpg Photo Gallery