Grenade Deployment
Marines assigned to Fox Company, 2nd Battalion, 1st Marine Regiment, 1st Marine Division, throw an M69 training grenade during a squad-level urban assault as part of Service Level Training Exercise 4-26 at the Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., Aug. 29, 2026. The exercise prepares combat-ready units to operate as an integrated multidomain force.