U.S. Air Force Tech. Sgt. James Marier works inside the flightdeck of a KC-135 Stratotanker refueling aircraft in support of Operation Inherent Resolve over Southwest Asia, Dec.1, 2015. Marier is a boom operator assigned to the 340th Expeditionary Air Refueling Squadron. U.S. Air Force photo by Tech. Sgt. Nathan Lipscomb