Working by the only light in a sea of darkness, Air Force Tech. Sgt. Bruce Graybill and Master Sgt. Troy Himes, Joint Task Force-Bravo Medical Element, work to set up a Mobile Surgical Team tent in an empty field here Oct. 18. The team set up the mobile operating room at night to practice setting up in limited visibility. (U.S. Air Force photo by Staff Sgt. Austin May)