Kouma 's patrol was then ambushed by a group of North Koreans dressed in US military uniforms . Kouma was wounded and the other three vehicles had to withdraw , but he held the Agok site until 07 : 30 the next morning with his single tank . In the attack against A Company , the North Koreans hit the 1st Platoon , which was near Agok , but they did not find the 2nd Platoon northward .