 Gonzalez.On April 30, 1968, Captain Jay R. Vargas, who was the commander of Company G, 2nd Battalion, 4th Marines, 9th Marine Amphibious Brigade, was sent with his men to an area around the village of Dai Do where two other Marine companies were in a battle with a North Vietnamese Army regiment.Even though Company G hadn’t slept for thirty-six hours, they went ashore at about one in the afternoon.