Adm. Mike Mullen addresses Iraqi army troops. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, addresses Iraqi army troops at Combat Outpost Rabiy in Mosul, Iraq, on July 8, 2008. Mullen thanked the troops for their dedication and sacrifice. Mullen is on a six-day tour to visit troops and host a USO gathering. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 066430-C-EFW70-080.jpg Photo Gallery