Adm. Mike Mullen welcomes Croatian Chief of Defense Gen. Josip Lucic to the Pentagon. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, welcomes Croatian Chief of Defense Gen. Josip Lucic to the Pentagon on Jan. 10, 2011. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 179688-O-HKJ02-885.jpg Photo Gallery