Adm. Mike Mullen and Vice Adm. Samuel Locklear congratulate Petty Officer 1st Class David J. Brown. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen and the Director of Navy Staff Vice Adm. Samuel Locklear congratulate Petty Officer 1st Class David J. Brown after presenting him with the Special Salute Award at the annual USO Gala at the Ritz Carlton in Arlington, Va., on April 14, 2010. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 992402-V-LNS85-822.jpg Photo Gallery