Detailed text transcripts for TV channel - CNN - 20100416:21:47:00
>> good, i think so. i gave him every chance to stop running. >> reporter: cummins and other officers tell us the cameras are constantly used as a teaching sto tool, but many see its shortcomings. >> reporter: the court system, juries, might come to rely too much on video evidence. they've already seen some of that with the dash cameras. this officer says it's almost believe that if it wasn't recorded it didn't happen and that sometimes cuts down on the cledibility of an officer's testimony in court about an event that was not recorded. still, five police departments across the country have te...
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