Thom Shankar, Age of Danger

What do national security experts get wrong about keeping America safe? And what role does Kansas and the National Bio and Agro-Defense Facility play in doing so? Thom Shankar is the co-author of Age of Danger: Keeping America Safe in an Era of New Superpowers, New Weapons, and New Threats. We also hear from journalist, filmmaker, and author Elizabeth Farnsworth about her novel, Last Light.