ISO Inspection
RAF MILDENHALL, England – Senior Airman Curtis Huff, 100th Maintenance Squadron crew chief journeyman, installs a panel to the underside of the rear horizontal stabilizer during an isochronal inspection Aug. 12, 2009. The purpose of the inspection is to ensure reliable, safe and mission ready aircraft. (U.S. Air Force photo by Staff Sgt. Jerry Fleshman)