Supreme Court rules cops need a warrant to vacuum up phone location data

The US Supreme Court on Monday ruled that people have a reasonable expectation of privacy with regard to mobile phone geolocation data, a decision privacy advocates have sought for years. The Court's ruling in Chatrie vs. United States [PDF] concluded, "Police officers conducted a Fourth Amendment search when they acquired Chatrie’s location data from Google because an individual has a reasonable expectation of privacy in his cell-phone location information." Police did so through a so-cal