U.S. Marine Corps Cpl. Benjamin J. Lammers with Tactical

U.S. Marine Corps Cpl. Benjamin J. Lammers with Tactical Training Exercise Control Group, Marine Air Ground Task Force Training Command, observes an Indirect Fire Artillery Ground-burst Simulator detonating during Integrated Training Exercise 1-21 at Marine Corps Air Ground Combat Center, Twentynine Palms, California, Oct. 9, 2020. ITX is the most comprehensive training conducted at MCAGCC and focuses on the tactical application of combined-arms maneuver, offensive and defensive operations during combat. (U.S. Marine Corps photo by Lance Cpl. Shane T. Beaubien)