Christine Ahn, founder and executive director of Women Cross DMZ, joins Press the Button to discuss prospects for peace on the Korean peninsula 70 years after the start of the Korean War, and why a policy rooted in smart, credible diplomacy with North Korea is critical in efforts to reduce the risk of nuclear war. Early Warning features co-host Tom Collina and Ariane Tabatabai of German Marshall Fund discussing the state of the Iran nuclear agreement five years after its implementation and recent attacks on Iran's nuclear program. Press the Button remembers Bruce Blair, who unexpectedly passed away today.