The Supreme Court Takes On the Police Use of Cellphone Records

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The New York Times

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The Supreme Court has handed down what may be the most important privacy case of the digital era, ruling on Friday that the government cannot force cellphone service providers to hand over their users’ locations over significant periods of time without first getting a warrant. The decision, United States v. Carpenter, is the latest in a steady drip of rulings by the Supreme Court over the past two decades that are gradually defining the Fourth Amendment right to privacy in a world of ever-evolving technology.