Threat Status: Inside the fight over FISA 702 and the future of warrantless wiretapping

The battle is heated over Section 702 of the Foreign Intelligence Surveillance Act or FISA law that allows essentially warrantless wiretapping on non-U.S. citizens by American intelligence and the FBI. The law expanded U.S. surveillance capabilities in the post-9/11 era and spy agencies it's invaluable. But civil liberty advocates have long been critical, because U.S. citizens have had their own communications caught up in the surveillance. National Security Editor Guy Taylor sits down with former NSA General Counsel Stewart Baker to discuss all aspects of the FISA debate.