Air Force Capt. Christopher Chorney reviews KC-135 Stratotanker maintenance records with airmen before a flight in support of Operation Inherent Resolve at Al Udeid Air Base, Qatar, June 9, 2017. Chorney is a pilot assigned to the 340th Expeditionary Air Refueling Squadron. The airmen are maintainers assigned to the 340th Aircraft Maintenance Unit. Air Force photo by Staff Sgt. Michael Battles