Soldiers behind a high-stakes hunt for Europe's plundered treasures finally get their due

      |As World War II wound to a close, a group of soldiers known as "The Monuments Men" criss-crossed battlefields, tasked with a very special mission - track down all of the art stolen by the Nazis, and return it. Now Hollywood plans to tell the story of what many people consider the greatest treasure hunt of all time. CBS News correspondent Mark Strassmann reports.