Tech. Sgt. Nathan Michaud, 557th Expeditionary Rapid Engineer Deployable Heavy Operational Repair Squadron engineering pavement and equipment operator, ties a chain to an excavator during construction of airfield damage repair equipment warehouse, Dec. 23, 2018, at Al Dhafra Air Base, United Arab Emirates. The 557th ERHS provides responsive theater-wide light and heavy troop labor construction and repair. (U.S. Air Force photo by Tech. Sgt. Darnell T. Cannady)