Luxembourg, US honor freedom's sacrifice during Memorial Day
Xavier Bettel, the prime minister of Luxembourg, speaks during a Memorial Day ceremony at the Luxembourg American Cemetery and Memorial May 23, 2015. Memorial Day is observed on the last Monday of May, in remembrance of those who gave the ultimate sacrifice, and has origins beginning with the memorial observances for the Civil War. (U.S. Air Force photo/Staff Sgt. Joe W. McFadden)