From November 29, 2017: The Supreme Court heard oral arguments Wednesday in Carpenter v. United States, a major Fourth Amendment case asking whether a warrant is necessary before law enforcement can obtain cell site data identifying a suspect phone's location from a service provider. Lawfare contributor and Fourth Amendment expert Orin Kerr discussed the case with Benjamin Wittes at Brookings shortly after the argument.Support this show http://supporter.acast.com/lawfare. Hosted on Acast. See acast.com/privacy for more information.