 The attack tapered off with the coming of daylight , but that night it resumed . The North Koreans struck repeatedly at the defense line . This time they continued the fighting into the daylight hours of 9 September . The Air Force then concentrated strong air support over the regimental perimeter to aid the ground troops . Casualties came to the aid stations from the infantry companies in an almost steady stream during the morning . All available men from Headquarters Company and special units were formed into squads and put into the fight at the most critical points . At one time , the regimental reserve was down to six men . When the attack finally ceased shortly after 12 : 00 the 23rd Regiment had an estimated combat efficiency of only 38 percent . 
 The attack tapered off with the coming of daylight , but that night it<a href='been_done' title='1'><mark></mark></a> resumed . The North Koreans struck repeatedly at the defense line . This time they<a href='been_done' title='2'><mark></mark></a> continued the fighting into the daylight hours of 9 September . The Air Force then concentrated strong air support over the regimental perimeter to aid the ground troops . Casualties came to the aid stations from the infantry companies in an almost steady stream during the morning . All available men from Headquarters Company and special units <a href='uninflect' title='3'><mark>were</mark></a> formed into squads and put into the fight at the most critical points . At one time , the regimental reserve was down to six men . When the attack finally ceased shortly after 12 : 00 the 23rd Regiment had an estimated combat efficiency of only 38 percent . 
The attack tapered offf witt da comin of daylight , but dat nite it done resumed . The North Koreans struck repeatedly at tdadefense line . dis time they done continued the fightin into the daylight hours of 9 September . Thdair Force then concentrated strong air support over the regimental perimeter to aid thedaound troops . Casualties came to the aid stations from the infantry companies in an almost steady stream durin the daning . All available men from Headquarters Company and special units was formed into squads and put into the fdat at the most critical points . At one time , the regimental reserve was downn to six men . When the attack finally ceased shortly after 12 : 00 the 23daRegiment had an estimated combat efficiency of only 38 percent .