Adm. Mike Mullen salutes during a wreath laying ceremony. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen salutes during a wreath laying ceremony at the Shrine of Remembrance in Melbourne, Australia, on Nov. 7, 2010. Secretary of Defense Robert M. Gates and Secretary of State Hillary Clinton also attended. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 064566-B-UFG22-222.jpg Photo Gallery