Chicago Tribune on Cell Phone Tracking Through the Lens of a Recent Successful Clinic Case

Cell site simulators: How law enforcement can track you

A Cook County Circuit Court ruling last month sheds light on a controversial tool used by law enforcement across the country: cellphone tracking systems.

Ruling in a lawsuit involving a Freedom of Information Act request, Cook County Judge Kathleen Kennedy ordered the Chicago Police Department to hand over information detailing its use of cellphone tracking systems. According to online court records, the case is up Monday.

The records suit

The lawsuit was filed by local activist and Internet support technician Freddy Martinez after his FOIA request for documents related to the purchase of the stingray cellphone tracking device was ignored by the Chicago Police Department.

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