U.S. DEPARTMENT OF DEFENSE News Spotlights About IRELAND BRIEFING U.S. Department of Defense sent this bulletin at 08/31/2012 05:04 PM EDT You are subscribed to no topic for U.S. Department of Defense. This information has recently been updated, and is now available. IRELAND BRIEFING 08/31/2012 04:38 PM CDT U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, receives a briefing in Dublin, Aug. 31, 2012.