MARINE CORPS AIR STATION MIRAMAR, Calif. -- Marines from Landing Support Company, Combat Logistics Regiment 17, 1st Marine Logistics Group, rig a 1,000-pound cement block to the bottom of an MV-22 Osprey during a training exercise at Marine Corps Air Station Miramar, Calif., Nov. 8. The training allowed both the landing support specialists on the ground and pilots in the air to train for night helicopter support operations.