The U.S. Supreme Court gave a victory to privacy advocates Friday, ruling that police generally must have permission from a judge before they can get cell phone records to plot the movements of individual customers.

The 5-4 decision requires police departments nationwide to get a search warrant in order to obtain telephone company data to track where a user has been. The technique is widespread, given that 95 percent of Americans own a cell phone.

Source: NBC News
Source Bias: Left-Center

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