Keywords: US Navy 060912-N-2468S-002 Vice Adm. Doug Crowder salutes as he arrives at the U.S. Seventh Fleet change-of-command ceremony.jpg en Yokosuka Japan Sept 12 2006 - Vice Adm Doug Crowder salutes as he arrives at the U S Seventh Fleet change-of-command ceremony Crowder assumed command from Vice Adm Jonathan Greenert Sept 12 2006 Operating in the Western Pacific and Indian Ocean the U S Seventh Fleet is the largest of the forward-deployed U S fleets with 40-50 ships 120 aircraft and approximately 20 000 Sailors and Marines assigned at any given time U S Seventh Fleet is embarked aboard USS Blue Ridge LCC 19 U S Navy photo by Mass Communication Specialist 1st Class Terry Spain RELEASED 2006-09-12 060912-N-2468S-002 Navy http //www navy mil/view_image asp id 39061 U S Navy photo by Mass Communication Specialist 1st Class Terry Spain PD-USGov-Military-Navy Aboard USS Blue Ridge LCC-19 Change of command William Douglas Crowder Salutes |