U.S. Air Force Staff Sgt. Joshua Alvarez, 633rd Logistics Readiness Squadron, marshals a forklift unloading palletized luggage at the Langley Transit Center at Langley Air Force Base, Va., Nov. 13, 2014. The transit center will house 90 service members undergoing a 21-day controlled monitoring period following their return from West Africa, where they supported Operation United Assistance missions fighting the spread of Ebola. (U.S. Air Force photo by Staff Sgt. Jason J. Brown/Released)