Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, speaks with Army Chief of Staff Gen. Martin E. Dempsey prior to the 2011 National Memorial Day Concert at the U.S. Capitol in Washington, D.C., May 29, 2011. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, speaks with Army Chief of Staff Gen. Martin E. Dempsey prior to the 2011 National Memorial Day Concert at the U.S. Capitol in Washington, D.C., May 29, 2011. SHARE: Download: Full Size (2.02 MB) Tags: Photo Essays Credit: VIRIN: 194107-B-NUY48-277.jpg Photo Gallery