A deputy sheriff with the San Bernardino County Sheriff’s Department Special Weapons and Tactics Team clears a building in the military operations in urban terrain facility at Range 800 aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 12, 2016. The Combat Center’s Special Reaction Team hosted the cross-training to provide SBCSD with insight of the Marine Corps’ tactics capabilities. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released) - A deputy sheriff with the San Bernardino County Sheriff’s Department Special Weapons and Tactics Team clears a building in the military operations in urban terrain facility at Range 800 aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 12, 2016. The Combat Center’s Special Reaction Team hosted the cross-training to provide SBCSD with insight of the Marine Corps’ tactics capabilities. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released)