KABUL ARRIVAL U.S. Defense Secretary Chuck Hagel greets U.S. Marine Corps Gen. Joseph F. Dunford Jr., right, commander of U.S. and international forces in Afghanistan, and James B. Cunningham, left, U.S. Ambassador to Afghanistan on arrival in Kabul, Afghanistan, Dec. 7, 2013. Hagel planned to visit with troops and commanders on the ground. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 152617-G-FTV96-960.jpg Photo Gallery