British soldiers ride their horses as the escort Queen Elizabeth II as she returns to Buckingham Palace, during the Trooping The Colour parade, in central London, Saturday, June 14, 2014. Hundreds of soldiers in ceremonial dress have marched in London in the annual "Trooping the Color" parade to mark the official birthday of Queen Elizabeth II. "Trooping the Color" originated from traditional preparations for battle, when flags were carried or "trooped" down the rank for soldiers to see. (AP Photo/Lefteris Pitarakis)

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