David Martin; Representative Adam Schiff; Herb Alpert

David Martin, national security correspondent for CBS News, discusses the U.S. air war against ISIS in Iraq and his upcoming television report on the subject for "60 Minutes." Representative Adam Schiff, a member of the House's Select Committee on Benghazi, discusses former Secretary of State Hillary Clinton's recent testimony and the possibility of future committee hearings. Jazz musician Herb Alpert recounts his career as a trumpeter, band leader, and executive and co-owner of the legendary A&M Records.