Keywords: US Navy 110613-N-ZB612-047 Chief of Naval Operations (CNO) Adm. Gary Roughead visits with Marines assigned to the U.S. Embassy in London.jpg Gary Roughead visits with Marines assigned to the U S Embassy in London U S Navy photo by Chief Mass Communication Specialist Tiffini Jones Vanderwyst/Released 2011-06-13 110613-N-ZB612-047 Navy http //www navy mil/view_image asp id 102503 U S Navy photo by Chief Mass Communication Specialist Tiffini Jones Vanderwyst PD-USGov-Military-Navy Gary Roughead in 2011 2011 in the City of Westminster June 2011 in London Images from US Navy location London England People of the United States Marine Corps Embassy of the United States in London United States Marine Corps Security Guard |