U.S. Marine Corps Pfc. Donald Hardesty, bulk fuel

U.S. Marine Corps Pfc. Donald Hardesty, bulk fuel specialist, Marine Air-Ground Task Force-8 (MAGTF-8), tests the fuel prior to it being used in aircraft and trucks by the MAGTF during Integrated Training Exercise 5-17 (ITX) on Marine Corps Air Ground Combat Center Twentynine Palms, Calif., July 25, 2017. The purpose of ITX is to create a challenging, realistic training environment that produces combat-ready forces capable of operating as an integrated MAGTF. (U.S. Marine Corps photo by Cpl. Christopher A. Mendoza)