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Attorney for the sheriffs office to an expert. >> we brought the hard drive more than 2,300 miles here to spokane, washington, to deliver it to the leading expert in forensic video analysis, grant friendrics. hes a former police officer, a consultant for the u.s. department of justice, and a contractstructor at the fbi academy in quantico. were here to get an answer. has it been altered s. >> theyre not original files. theyre not something someone should rely on. >> they hired the company to ana...