 
 <prompt> Wetin be di court case wey Katz vs United States overturn? Based on di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: Hoover start to use wiretapping for 1920s during Prohibition to arrest bootleggers. For di 1927 case Olmstead v. United States, wey one bootlegger dey catch through telephone tapping, di United States Supreme Court talk say FBI wiretaps no dey violate di Fourth Amendment as unlawful search and seizure, as long as FBI no break into person house to complete di tapping. After Prohibition repeal, Congress pass di Communications Act of 1934, wey ban non-consensual phone tapping, but allow bugging. For di 1939 case Nardone v. United States, di court talk say because of di 1934 law, evidence wey FBI collect by phone tapping no fit dey admissible for court. After di 1967 case Katz v. United States overturn di 1927 case wey allow bugging, Congress pass di Omnibus Crime Control Act, wey allow public authorities to tap telephones during investigations as long as dem get warrant beforehnd. 