Erin, Radha, and Loren made the trip to Duke University to join the Carlucci National Security Symposium at the Sanford School of Public Policy.  On the agenda for this special live show: topics we want presidential candidates to debate, big ideas we want to stop hearing about in foreign policy and what big issues that bridge the public and private sectors should we be worrying more about. It is unclear whether Erin has performed enough penance for visiting Duke in basketball season.