Secretary Hagel watches as Israeli Minister of Defense Barak signs the guest book Secretary of Defense Chuck Hagel, left, watches as Israeli Minister of Defense Ehud Barak signs the guest book in the Pentagon on March 5, 2013. Hagel and Barak are meeting to discuss national security items of interest to both nations. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 844409-K-FXI66-619.jpg Photo Gallery