A top U.S. military officer visited Beijing on August 16 to try to calm Chinese leaders worried about a U.S. plan to deploy a THAAD missile defense system in South Korea. The officer said the 2017 deployment is meant to defend against North Korea and does not pose a threat to China. But Beijing sees the deployment as destabilizing the region. Why does China dislike THAAD and how is it responding? Analysts with the Pacific Forum and Council on Foreign Relations explain in this week's podcast.