Secretary Cohen lays a wreath at the Tomb of the Unknown Soldier in Moscow. U.S. Secretary of Defense William S. Cohen holds his hand over his heart in salute as he lays a wreath at the Tomb of the Unknown Soldier in Moscow on Sept. 13, 1999. Cohen is in Moscow to meet with senior defense officials to discuss defense issues of interest to both nations. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 306452-G-PRM06-438.jpg Photo Gallery