MDAA's Congressional Roundtable Series: Defending Against the North Korean Ballistic Missile Threat. The event was on September 20, 2017 at the Hart Senate Office Building. Speakers: COL Mark Holler Executive Officer to the Army Inspector General Former Commander of the 35th ADA Brigade RADM (ret) Mark Montgomery Former Director of Operations U.S. Pacific Command RADM Johnny Wolfe Program Executive, Aegis Ballistic Missile Defense Missile Defense Agency Host: Riki Ellison Founder and Chairman Missile Defense Advocacy Alliance Watch on YouTube: https://www.youtube.com/watch?v=FtvQRxuygaQ