U.S. Marine Corps Lance Cpl. Michael Sandoval, an assault

U.S. Marine Corps Lance Cpl. Michael Sandoval, an assault amphibious vehicle crewman with 2d Assault Amphibious Vehicle Battalion, 2d Marine Division, conducts a radio check during an urban assault training lane on Marine Corps Air-Ground Combat Center, Twentynine Palms, Calif., Jan. 21, 2021. The training is part of Integrated Training Exercise 2-21, a 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 Lance Cpl. Brian Bolin Jr.)