COMMENCEMENT SPEECH Navy Adm. James A. Winnefeld Jr. vice chairman of the Joint Chiefs of Staff, gives the commencement speech to the nearly 450 graduates of the Joint Forces Staff College in Norfolk, Va., June 15, 2012. Winnefeld gave the commencement address to the nearly 450 graduates of the Joint Advanced Warfighting School, Joint and Combined Warfighting School and the Joint Continuing and Distance Education School. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 312755-H-YNA45-857.jpg Photo Gallery