U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses the audience at the U.S. European Command change of command ceremony at Patch Barracks in Stuttgart, Germany, June 30, 2009. U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses the audience at the U.S. European Command change of command ceremony at Patch Barracks in Stuttgart, Germany, June 30, 2009. SHARE: Download: Full Size (1.66 MB) Tags: Photo Essays Credit: VIRIN: 808729-O-GNQ08-977.jpg Photo Gallery