Senior Airman Matthew Melton, 23d Civil Engineer Squadron power production journeyman, clears the threads on a bolt, Nov. 15, 2017, at Moody Air Force Base, Ga. The bolts will hold a fairlead beam in place which is a part of a BAK-12 arresting system that is used on the runway to slow down fighter aircraft in emergency situations. (U.S. Air Force photo by Senior Airman Janiqua P. Robinson)
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