BOSTON - JANUARY 20: Launched in 1997, The USS Constitution is the world's oldest commissioned naval vessel afloat. It is seen on this photo taken on January 20, 2011 in Boston, MA
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BOSTON - JANUARY 20: Launched in 1997, The USS Constitution is the world's oldest commissioned naval vessel afloat. It is seen on this photo taken on January 20, 2011 in Boston, MA