North Korea successfully launched a missile on Wednesday, after multiple failed attempts. The U.S., Japan and South Korea immediately condemned the launch, and even North Korea's ally, China, expressed concern. Is this launch a sign of greater nuclear reach, and how should nations respond?
North Korea's Missile Launch
Philip Yun, executive director of the Ploughshares Fund, and previously vice president for resource development at The Asia Foundation
David Kang, professor of international relations and director of the Korean Studies Institute at the University of Southern California, and co-author of the book, "Nuclear North Korea: A Debate on Engagement Strategies"