ASSUMPTION OF COMMAND CEREMONY Defense Secretary Robert M. Gates faces Air Force Gen. Kevin Chilton at the start of a ceremony at Offutt Air Force Base, Nebraska, marking the general's assumption of command of U.S. Strategic Command, Oct. 17, 2007. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 034853-T-DZQ91-271.jpg Photo Gallery