Keywords: US Navy 110923-N-OA833-001 Secretary of the Navy (SECNAV) the Honorable Ray Mabus speaks during the retirement and change of command ceremony.jpg en ANNAPOLIS Md Sept 23 2011 Secretary of the Navy SECNAV the Honorable Ray Mabus speaks during the retirement and change of command ceremony of Chief of Naval Operations CNO Adm Gary Roughead held at the U S Naval Academy Roughead became the 29th Chief of Naval Operations Sep 29 2007 He is relieved as CNO by former Vice Chief of Naval Operations Adm Jonathan Greenert U S Navy photo by Mass Communication Specialist 1st Class Chad Runge/Released 2011-09-23 110923-N-OA833-001 Navy http //www navy mil/view_image asp id 107693 U S Navy photo by Mass Communication Specialist 1st Class Chad Runge PD-USGov-Military-Navy 2011 Chief of Naval Operations change of command ceremony Ray Mabus |