TANK TALK Deputy Defense Secretary Ashton B. Carter speaks with Marine Corps Staff Sgt. Michael Burkheart atop an amphibious assault vehicle on Marine Corps Base Camp Pendleton, Calif., Sept. 27, 2012. Carter and Navy Secretary Ray Maybus visited the USS Makin Island and units stationed on Camp Pendleton during their two-day visit to San Diego. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 540144-H-YLM69-559.jpg Photo Gallery