Routine maintenance
Staff Sgt. Joshua Johnson, a crew chief with the 115th Fighter Wing in Madison, Wis., works above Senior Airman Scott Henreken, an aircraft fuel specialist with the 115th FW, as they re-torque the leading edge fasteners on an F-16C Fighting Falcon at Naval Air Station Key West, Fla., March 23, 2010. Approximately 145 Airmen of the 115th Fighter Wing in Madison, Wis., spent almost two weeks gaining valuable training as their F-16 Falcons sparred against Navy F-18 Super Hornets and F-5 Tigers here. (U.S. Air Force photo by Airman 1st Class Ryan Roth, 115 FW/PA)