Historical 'hard hat tours' begin at Missouri State Penitentiary

Saturday, August 22, 2009 | 12:01 a.m. CDT; updated 3:43 p.m. CDT, Saturday, August 22, 2009

COLUMBIA — Mark Schreiber had a few grim words of caution as he began a recent tour of the Missouri State Penitentiary in Jefferson City:

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