LEADERS' CHAT Defense Secretary Leon E. Panetta and Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, speak before giving testimony to the Senate Armed Services Committee, Nov. 15, 2011. Panetta and Dempsey discussed the withdrawal of U.S. troops from Iraq, scheduled to conclude by the end of the year. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 289350-L-RYW79-137.jpg Photo Gallery