Most field test used by LEO's is biased in the courts favor. Then there is the trick of using hand cleaner to force an arrest. It is the same for K9 units using training methods to make the dog react on command. It is a club and you ain't in it.
Most field test used by LEO's is biased in the courts favor. Then there is the trick of using hand cleaner to force an arrest. It is the same for K9 units using training methods to make the dog react on command. It is a club and you ain't in it.
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