Pre-strike assessment photograph of the Belgrade Internal Security Institute. Pre-strike assessment photograph of the Belgrade Internal Security Institute, Serbia, used by Joint Staff Director of Intelligence Rear Adm. Thomas R. Wilson, U.S. Navy, during a press briefing on NATO Operation Allied Force in the Pentagon on April 6, 1999. SHARE IMAGE: Download Image: Full Size (0.05 MB) Photo By: VIRIN: 669345-I-PGL43-680.jpg Photo Gallery