U.S. Air Force 1st Lt. Jonathan Hicks, 909th Air Refueling Squadron pilot, consults a KC-135 Stratotanker preflight checklist at Kadena Air Base, Japan, Oct. 19, 2021. The KC-135 carried 108,000 gallons of fuel in support of a combat search and rescue training event. (U.S. Air Force photo by Airman 1st Class Yosselin Perla)