Marines maneuver their M-1A1 main battle tanks at the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif.
Marines of the 2nd Marine Division's 2nd Tank Battalion maneuver their M-1A1 main battle tanks during a Combined Arms Exercise at the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., on Feb. 1, 2000. The exercise is designed to involve all elements of the Marine Air Ground Task Force in a live fire, desert training environment.