U.S. Army Gen. Martin E. Dempsey, the chairman of the Joint Chiefs of Staff, right, answers a question during a town hall with service members, families and civilians in Seoul, South Korea, Sept. 30, 2013. Dempsey and his wife, Deanie Dempsey, visited with over 300 military community members stationed throughout South Korea, where they spoke about the goals and challenges of the Department of Defense. (Photo by Army Staff Sgt. Luke A. Graziani)