U.S. Marine Corps Cpl. Corey Trimm, a crew master with

U.S. Marine Corps Cpl. Corey Trimm, a crew master with Marine Aerial Refueler Transport Squadron 234, observes aircrafts during a refueling mission in support of Integrated Training Exercise (ITX) 1-18 over Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Oct. 28, 2017. ITX is a large-scale, combined-arms training exercise intended to produce combat-ready forces capable of operating as an integrated Marine Air Ground Task Force. (U.S. Marine Corps photo by Staff Sgt. Kowshon Ye)