Airmen assigned to the 153rd Air Refueling Squadron, Mississippi Air National Guard, look over a preflight inspection list before departing Andersen Air Force Base, Guam, in support of 25th Fighter Squadron A-10 Thunderbolt II’s conducting a routine training mission, Aug. 19, 2020. The Air National Guard fills the need for in-air refueling so that missions can continue to operate in the Indo-Pacific. (U.S. Air Force photo by Senior Airman Michael S. Murphy)