The controversy around FISA, a key foreign surveillance law, explained
The House is expected to vote on a key foreign surveillance law set to expire next week. The fight over the Foreign Intelligence Surveillance Act, or FISA, has pit national security hawks who defend the government surveillance program against lawmakers who say it's been used to unlawfully spy on American citizens. Host Steven Overly unpacks the criticisms with Elizabeth Goistein, a former Capitol Hill attorney who now leads the Liberty and National Security Program at NYU’s Brennan Center for Justice.