TWO CHIEFS TALK U.S. Navy Adm. Mike Mullen, right, chairman of the Joint Chiefs of Staff, meets with Besmullah Khan, chief of staff of the Afghan National Army, in Kabul, Afghanistan, July 10, 2008. Mullen is on a six-day tour of the region to visit troops and host a USO contingent. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 422624-L-XHS01-503.jpg Photo Gallery