GRADUATION HANDSHAKE U.S. Marine Gen. James E. Cartwright, vice chairman of the Joint Chiefs of Staff, congratulates Navy Cmdr. C.J. Cassidy at the National Defense University graduation at Fort Lesley J. McNair, Washington, D.C., June 12, 2008. Cartwright was the keynote speaker at the graduation. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 482927-H-ZTK70-165.jpg Photo Gallery