ASSUMING COMMAND U.S. Navy Adm. James Stavridis, right, commander of U.S. Southern Command, receives the unit guidon from Marine Gen. Peter Pace, chairman of the Joint Chiefs of Staff, during a change-of-command ceremony in Miami, Fla., Oct. 19, 2006. SHARE: Download: Full Size (0.1 MB) Credit: VIRIN: 106069-C-ERO16-183.jpg Photo Gallery