TARMAC TALK Defense Secretary Leon E. Panetta talks with Navy Adm. James Winnefeld Jr., commander of North American Aerospace Defense and U.S. Northern Command, after arriving at Peterson Air Force Base, Colo., July 29, 2011. SHARE IMAGE: Download Image: Full Size (0.05 MB) Photo By: VIRIN: 497002-L-JUU45-875.jpg Photo Gallery