State Laws Start Catching Up to Police Phone Spying

Police don't want to talk about how they use Stingrays, and now the spying devices face a wave of state-level restrictions
Photographer: Akos Stiller/Bloomberg

American law enforcement has fallen in love with the Stingray, a type of gadget that impersonates cellphone towers in order to gather information from people’s mobile devices. The small devices can be driven around in trucks, attached to police officers' bodies, and even strapped to the bottom of planes and flown near people of interest. 

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