Official Greeting Defense Secretary Ash Carter shakes hands with Marine Corps Brig. Gen. Austin Renforth before they observe training on Marine Corps Base Quantico, Va., March 9, 2016. Renforth is the commanding general of the base's Training Command. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz SHARE: Download: Full Size (0.78 MB) Tags: Marines, Quantico, Defense Secretary, SecDef, ASH Carter, Virginia, austin renforth Credit: Senior Master Sgt. Adrian Cadiz VIRIN: 160309-D-DT527-128.JPG Photo Gallery