Staff Sgt. Ryan Jordan, 437th Aircraft Maintenance Squadron electronic warfare systems technician, uses a power drill to remove screws that hold an infrared countermeasure device on a C-17 Globemaster III March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)

Staff Sgt. Ryan Tobkin and Staff Sgt. Ryan Jordan, 437th Aircraft Maintenance Squadron electronic warfare systems technicians, replace the infrared countermeasure housing on a C-17 Globemaster III March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)

Staff Sgt. Ryan Tobkin, 437th Aircraft Maintenance Squadron electronic warfare systems technician, downloads crates of flares off of a C-17 Globemaster III before replacing the infrared countermeasure housing on the aircraft March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)

Staff Sgt. Ryan Tobkin, 437th Aircraft Maintenance Squadron electronic warfare systems technician, holds an infrared countermeasure device in place while Staff Sgt. Ryan Jordan, 437th AMX electronic warfare systems technician, replaces the part on a C-17 Globemaster III March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)

Staff Sgt. Ryan Tobkin and Staff Sgt. Ryan Jordan, 437th Aircraft Maintenance Squadron electronic warfare systems technicians, replace the infrared countermeasure housing on a C-17 Globemaster III March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)

Staff Sgt. Ryan Tobkin and Staff Sgt. Ryan Jordan, 437th Aircraft Maintenance Squadron electronic warfare systems technicians, replace the infrared countermeasure housing on a C-17 Globemaster III March 3, 2014, at Joint Base Charleston – Air Base, S.C. The infrared countermeasure is used to stop homing missiles or devices from striking the aircraft. (U.S. Air Force photo/ Senior Airman Dennis Sloan)