U.S. Air Force Lt. Col. Scott Walker prepares to enter an F-16 Fighting Falcon aircraft on Bagram Airfield, Afghanistan, Feb. 18, 2014. Walker, a pilot, is commander of the 495th Fighter Group Detachment 93, Homestead Air Reserve Base, Fla. U.S. Air Force Lt. Col. Scott Walker prepares to enter an F-16 Fighting Falcon aircraft on Bagram Airfield, Afghanistan, Feb. 18, 2014. Walker, a pilot, is commander of the 495th Fighter Group Detachment 93, Homestead Air Reserve Base, Fla. SHARE: Download: Full Size (2.02 MB) Tags: Photo Essays Credit: VIRIN: 240550-B-NJY97-784.jpg Photo Gallery