The "legitimate purpose" language was only so bad back in the day when individual officers had more personal discretion in these matters. Unfortunately all it takes is a departmental directive to "hook everyone up and let the court sort it out" to land a lot of normal folks in trouble.

Doug,
Thank you for pointing out the credibility of the source to those of us that linked to the story without being familiar with the site.
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"There is not a man of us who does not at times need a helping hand to be stretched out to him, and then shame upon him who will not stretch out the helping hand to his brother." -Theodore Roosevelt