A federal prosecutor says a retired New Orleans police sergeant rigged his investigation of deadly shootings on a bridge after Hurricane Katrina to clear officers who shot unarmed people without ... more 
A federal prosecutor says a retired New Orleans police sergeant rigged his investigation of deadly shootings on a bridge after Hurricane Katrina to clear officers who shot unarmed people without justification. less 
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WDSU - New Orleans
Thu, May 3, 2012 9:29 AM EDT