U.S. Air Force Capt. Derek Kirkwood, an F-16 Fighting Falcon pilot, assigned to the 4th Fighter Squadron from Hill Air Force Base, Utah, prepares for takeoff April 30, 2015 at Bagram Air Field, Afghanistan. The “Fuujins” of the 4th FS provided decisive airpower to ground commanders in Afghanistan throughout their six month deployment, flying more than 8,000 hours in the F-16 in support of oper..
