Keywords: US Navy 050722-N-5390M-001 Secretary of Defense Donald Rumsfeld, center, Adm. Vern Clark, right, Chief of Naval Operations (CNO) and Adm. Mike Mullen salute the colors during a late-morning change-of-command ceremony.jpg en Annapolis Md July 22 2005 - Secretary of Defense Donald Rumsfeld center Adm Vern Clark right Chief of Naval Operations CNO and Adm Mike Mullen salute the colors during a late-morning change-of-command ceremony at the U S Naval Academy Clark's tenure as CNO began July 21 2000 making it the longest term served by any CNO since Adm Arleigh Burke resigned in 1961 Mullen last served as Commander Joint Forces Command Naples and had operational responsibility for NATO missions in the Balkans Iraq and the Mediterranean U S Navy photo by Ken Mierzejewski RELEASED 2005-07-22 050722-N-5390M-001 Navy http //www navy mil/view_image asp id 26475 U S Navy photo by Ken Mierzejewski PD-USGov-Military-Navy Vern Clark Michael G Mullen in 2005 2005 Chief of Naval Operations change of command ceremony Donald Rumsfeld in 2005 Salutes |