A new report from the USA Today details how U.S. Federal Marshals have been using advanced surveillance technology to secretly listen in on phone conversations and track nearly 6,000 criminal suspects. Their tool of choice? The Stingray. As we detailed late last year, the Stingray is just one of many tools that government agencies can and have used to listen in on conversations, jam cellphones, and even track the location of specific individuals. DON'T MISS:- The FBI’s war with Apple is about to go horribly wrong The way a Stingray works is quite simple and clever. The device is able to masquerade as a cell tower from various carriers and force cellphones within a 200 meter radius to

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