Dempsey Talks to U.S. Southern Command Staff Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, speaks with members of U.S. Southern Command staff during a town hall meeting at the U.S. Army Garrison-Miami Family & MWR Fitness Center at U.S. Army Garrison-Miami, Doral, Fla., Feb. 10, 2014. SHARE IMAGE: Download Image: Full Size (0.08 MB) Photo By: VIRIN: 048991-K-AJX96-088.jpg Photo Gallery