Senior Airman Jeremy Evans, a precision measurement equipment laboratory (PMEL) journeyman assigned to the 4th Component Maintenance Squadron at Seymour Johnson Air Force Base (AFB), North Carolina, checks a torque calibration station within a tactical shelter unit on May 6, 2019, at Offutt AFB, Nebraska. Evans is one of five PMEL experts sent here to set up the Rapid Assistance Support for Calibration to restore Offutt’s capability to calibrate equipment, which was lost in the flood earlier this year. (U.S. Air Force photo by L. Cunningham)