CAVALRY CHAT U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses soldiers assigned to the 1st Cavalry Division at Camp Marmal, Mazar-e-Sharif, Afghanistan, July 17, 2011. Mullen's trip continues with a stop in Afghanistan to visit with leadership and attend the International Security Assistance Force change-of-command ceremony in Kabul, Afghanistan. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 691383-N-UVF39-620.jpg Photo Gallery