To unlock phones, feds demand all occupants surrender fingerprints

U.S. investigators are exercising a broad legal authority to force suspects to unlock their smartphones. In a recent case, they demanded that anyone found inside a California residence comply by surrendering their fingerprints.In May, the federal prosecutors made the request as part of a search warrant, according to a court filing uncovered by Forbes. Those fingerprints were crucial to unlocking the smartphones, the Department of Justice argued.However, the federal investigators went beyond aski