Maintnance improvements
Jim McKenna, a Boeing site supervisor, briefs Tech. Sgt. Ian Hallinan, 4th Equipment Maintenance Squadron, on an F-15E Strike Eagle wire routing at Seymour Johnson Air Force Base N.C., June 30, 2009. As the 4th Fighter Wing avionics manager, Sergeant Hallinan facilitates the work of aviation contractors, such as Boeing and Lear Siegler Inc., and ensures their avionics projects remain on schedule. (U.S. Air Force photo by Airman 1st Class Whitney S. Lambert)