On shows like "Law & Order" and other cop shows when they want to revi!

Question:

On shows like "Law & Order" and other cop shows when they want to review the phone records...?

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they call them "LUDS". why is that and what does it stand for?

Answers: LUDs=Local Usage Details, "a detailed record of local calls made and received from a particular phone number."
http://en.wikipedia.org/wiki/lud...

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