U.S. Marine Corps Sgt. Andre Martin, a squad leader

U.S. Marine Corps Sgt. Andre Martin, a squad leader with Charlie Company, 1st Battalion, 25th Marine Regiment, preforms a radio check after an air-insertion into the Regimental Assault Course during the Integrated Training Exercise (ITX) 5-19 at Marine Corps Air-Ground Combat Center Twentynine Palms, Calif. on Aug. 15, 2019. The purpose of ITX 5-19 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. Elijah J. Abernathy)