LANGLEY AIR FORCE BASE, Va. -- The Joint Base Langley-Eustis Honor Guard presents the colors during a ceremony declaring full operational capability for Joint Base Langley-Eustis at Langley, Oct. 1. The purpose of joint basing is to reconfigure Department of Defense infrastructure into one where operational capacity is optimized for warfighting capability and efficiency. (U.S. Air Force photo/Staff Sgt. Christina M. Styer)