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Mysterious barrels in Lake Superior

  • Aired: 08/03/2012
  • 06:13
  • Rating: TV-G
Wisconsin Public Radio's Mike Simonson on an ambitious effort to raise 70 mysterious ammunition barrels dumped into Lake Superior by the U.S. Army during the Cold War.
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Mysterious barrels in Lake Superior
Wisconsin Public Radio's Mike Simonson on mysterious ammunition barrels in Lake Superior.
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