Members of the 3rd U.S. Infantry Regiment (The Old Guard) take part in a wreath-laying ceremony at the Tomb of the Unknown Soldier in Arlington National Cemetery, Arlington, Va., Nov. 6, 2014. Her Royal Highness The Princess Royal, Princess Anne of the United Kingdom laid a wreath at the tomb and unveiled a Victoria Cross memorial plaque. (Joint Base Myer-Henderson Hall PAO photo by Rachel Larue)