Master Chef Fire Controlman Richard Kirchheiner, right, discusses the navigation capabilities of the aircraft carrier USS George Washington (CVN 76) with two Japanese Maritime Self-Defense Force members. George Washington is currently participating in Keen Sword 2010 with the. 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)