AFGHANISTAN ARRIVAL U.S. Army Gen. John F. Campbell, commander of U.S. forces in Afghanistan and Operation Resolute Support, greets U.S. Defense Secretary Ash Carter as he arrives in Kabul, Afghanistan, Feb. 21, 2015. During his first overseas trip as secretary, Carter plans to meet with Afghan leaders and U.S. service members. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 834168-X-OJX40-508.jpg Photo Gallery