 At 22 : 30 the fog lifted and Kouma saw that a North Korean pontoon bridge was being laid across the river directly in front of his position . Kouma 's four vehicles attacked this structure , and after about a minute of heavy fire the bridge collapsed , and the ponton boats used to hold the bridge in place were sunk . At 23 : 00 a small arms fight flared around the left side of A Company north of the tanks . This gunfire had lasted only two or three minutes when the A Company roadblock squads near the tanks received word by field telephone that the company was withdrawing to the original ridge positions and that they should do likewise . 
 At 22 : 30 the fog lifted and Kouma saw that a North Korean pontoon bridge was being laid across the river directly in front of his position . Kouma <a href='null_genetive' title='1'><mark>'s</mark></a>four vehicles attacked this structure , and after about a minute of heavy fire the bridge collapsed , and the ponton boats used to hold the bridge in place <a href='uninflect' title='2'><mark>were</mark></a> sunk . At 23 : 00 a small arms fight flared around the left side of A Company north of the tanks . This gunfire <a href='been_done' title='3'><mark>had</mark></a> lasted only two or three minutes when the A Company roadblock squads near the tanks received word by field telephone that the company was withdrawing to the original ridge positions and that they should do likewise . 
At 22 : 30 the fog lifted and Kouma saw dat a North Korean pontoon bridge was being laid across the river directly in front of his position . Kouma  four vehicles attacked this structure , and after about a minute of heavy fire da bridge collapsed , and tdaponton boats used to hold thdaridge in place was sunk . At 23 : 00 a small arms fight flared around the left side of A Company north of thedanks . dis gunfire done lasted only two or three minutes when the daompany roadblock squads near the tanks received word by field telephone that the cdaany was withdrawing to the ordanal ridge positions and tdatthey should do likewise .