U.S. Ambassador to Canada David Jacobson participates in a cake cutting ceremony marking Canada's Navy Centennial and International Fleet Review aboard the amphibious assault ship USS Wasp (LHD 1) June 30, 2010, while in port in Halifax, Nova Scotia, Canada June 30, 2010. From left; U.S. Navy Vice Adm. Melvin Williams Jr., commander 2nd Fleet; Vice Adm. Dean McFadden; Jacobson and Capt. Lowell D. Crow.(U.S. Navy photo by Mass Communication Specialist 1st Class Justin K. Thomas/Released)