OFFUTT AIR FORCE BASE, Neb. - The Air Force recently announced the retirement of Gen. Kevin P. Chilton, commander of U.S. Strategic Command, headquartered here. Also announced was President Barack Obama’s nomination to the U.S. Senate of Gen. C. Robert Kehler for appointment to the grade of general and assignment to commander, USSTRATCOM. The date of General Chilton’s change of command and retirement has not been determined. (Courtesy photo)