Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey reviews the Irish Honor Guard Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey reviews the Irish Honor Guard at Cathal Brugha Barracks in Dublin, Ireland, on Aug. 31, 2012. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 141543-F-NBI83-733.jpg Photo Gallery