18th Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey addresses the audience during the Aspen Security Forum, in Aspen, Colorado, July 24, 2014. The forum is held every summer on the campus of the Aspen Institute, an educational and policy studies organization. It consists of panel discussions as well as in-depth conversations with leaders involved in security issues across government. DoD photo by SSG Sean K. Harp, USA
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