Secretary Panetta and Gen. Martin E. Dempsey testify in a hearing before the Senate Armed Services Committee. Secretary of Defense Leon E. Panetta and Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey testify in a hearing before the Senate Armed Services Committee on the situation in Syria on March 7, 2012. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 726045-Y-HHV72-539.jpg Photo Gallery