Adm. Mike Mullen, U.S. Navy, briefs reporters. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, briefs reporters concerning recent combat operations in Iraq's southern city of Basra in the Pentagon on April 2, 2008. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 132008-Z-XYK38-966.jpg Photo Gallery