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Horizontal Gaze Nystagmus (HGN) test - Field Sobriety Tests

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Uploaded by on Sep 30, 2010

Steve Sumner Law Firm Staff Investigator Scotty Roberson talks about the Horizontal Gaze Nystagmus (HGN) test used by law enforcement in the the evaluation of drivers during Field Sobriety tests for DUI.
www.upstatedui,com
www.stevesumnerlaw.com

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