Secretary Hagel lays a wreath at the Tomb of the Unknown Soldier in Cairo Secretary of Defense Chuck Hagel lays a wreath at the Tomb of the Unknown Soldier in Cairo, Egypt, on April 24, 2013. Egypt is Hagel's fourth stop on a six-day trip to the Middle East to meet with defense counterparts. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 071534-A-BKG27-828.jpg Photo Gallery