Lt. Col. J.D. Wilbourne taxis his F-16 Fighting Falcon after landing at Eglin Air Force Base, Fla., Jan. 13, 2011. Four F-16s from Luke AFB, Ariz., were brought to Eglin to help prepare the pilots and maintainers there for the eventual arrival of the F-35 Joint Strike Fighter. Colonel Wilbourne is the commander of the 58th Fighter Squadron at Luke AFB. (U.S. Air Force photo/Samuel King Jr.)