U.S. Navy Rear Adm. Terence McKnight, Commandant, Naval District Washington, addresses the audience during a re-dedication ceremony of the historic Middendorf Building and Historic Commandant's Office at the Washington Navy Yard, Washington D.C., on Aug. 18, 2006. The Middendorf Building is the Navy's oldest active office building on one of the nation's oldest shore installations. The building and the Navy Yard were the favorite destinations of President Abraham Lincoln during the Civil War. (U.S. Navy photo by Mass Communication SPECIALIST 3rd Class Jeff Blakley) (Released)