After there have been a number of large crime scenes like the Boston Marathon bombing, law enforcement officials need to screen witnesses as quickly as possible. Southern Connecticut State University ... more 
After there have been a number of large crime scenes like the Boston Marathon bombing, law enforcement officials need to screen witnesses as quickly as possible. Southern Connecticut State University psychology professor, Kevin Colwell has come up with a speedy lie detector test for that purpose. less 
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WTIC - Hartford
Mon, Jun 3, 2013 3:31 PM EDT