Capt. Daniel C. Grieco, left, executive officer of the aircraft carrier USS George Washington (CVN 76) shows shipâs forecastle to Japanese Maritime Self-Defense Force Vice Adm. Hiroo Hatanaka. George Washington is currently participating in Keen Sword 2010 with the Japanese Maritime Self-Defense Force. Keen Sword caps the 50th anniversary of the Japan-U.S. alliance as an âalliance of equalsâ. The exercise runs through Dec. 10. (U.S. Navy photo by Mass Communication Specialist 3rd Class Casey H. Kyhl)