FBI's 'Stingray' Cellphone Tracker Stirs a Fight Over Search Warrants, Fourth Amendment

Constitution written before digital age....perhaps for this very thing............

Stingrays are one of several new technologies used by law enforcement to track people's locations, often without a search warrant. These techniques are driving a constitutional debate about whether the Fourth Amendment, which prohibits unreasonable searches and seizures, but which was written before the digital age, is keeping pace with the times.