In the 20 years since the 9/11 attacks, national security decisions have tested the values of American democracy. This panel, hosted by Carnegie Council President Joel Rosenthal, examines lessons learned from the past two decades of conflict and the role that ethical action must play in helping to provide security while adhering to democratic principles. National security experts N. W. Collins, Sean McFate, and General Joseph Votel share their thoughts on these critical issues.