U.S. Army Lt. Col. Kenneth Williams, 10th Transportation Battalion commander, gives Dr. Jo Ann Rooney, Principal Under Secretary of Defense for Personnel and Readiness, a tour of the field kitchen during a visit to Fort Eustis, Va., July 13, 2011. Dr. Rooney visited with Soldiers of multiple units during her visit in order to better understand the overall mission and impact of Joint Base Langley-Eustis. (U.S. Air Force photo by Staff Sgt. Dana Hill/Released)