Secretary Hagel testifies on U.S. military intervention in Syria Secretary of Defense Chuck Hagel testifies on U.S. military intervention in Syria before the Senate Foreign Relations Committee at the Senate Hart Office Building in Washington, D.C., on Sept. 3, 2013. Secretary of State John F. Kerry and Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey joined Hagel for the testimony. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 633848-C-KUT83-572.jpg Photo Gallery