Brig. Gen. Michael Dornbush (left), chief of joint staff for the Kentucky National Guard's Joint Forces Headquarters, and Chief Master Sgt. James Smith, state command chief master sergeant (right), prepare to place a wreath in front of the 9/11 Memorial Sculpture at Waterfront Park in Louisville, Ky., Sept. 11, 2011, during city's 10th anniversary observance of the 9/11 terrorist attacks on the United States. The sculpture is made from steel taken from the wreckage of the World Trade Center. (U.S. Air Force photo by Maj. Dale Greer)