Staff Sgt. David Perdue, left, and Staff Sgt. Erik Rosales, both 100th Civil Engineer Squadron Power Production craftsmen, attach an arresting cable to a cable connector in preparation for raising the cable for barrier maintenance recertification at RAF Mildenhall, England, Aug. 5, 2020. Recertification of the Mobile Aircraft Arresting System is performed annually in addition to daily maintenance checks conducted by power production Airmen 365-days-a-year. (U.S. Air Force photo by Karen Abeyasekere)