David Astorga, 47th Maintenance Directorate, caps the drain lines on a T-38 Talon while performing maintenance work on the aircraft’s engines at Laughlin Air Force Base, Texas, Jan. 3, 2013. The Air Force’s busiest airfield resumed operating Jan. 2, 2013 after a short break for the holidays. (U.S. Air Force photo/Airman 1st Class Nathan Maysonet)