 This heavy night and day battle cost the NK 2nd Division most of its remaining offensive strength . The medical officer of the NK 17th Regiment , 2nd Division , captured a few days later , said that the division evacuated about 300 men nightly to a hospital in Pugong @-@ ni , and that in the first two weeks of September the 2nd Division lost 1 @,@ 300 killed and 2 @,@ 500 wounded in the fighting west of Changnyong . Even though its offensive strength was largely spent by September 9 , the division continued to harass rear areas around Changnyong with infiltrating groups as large as companies . Patrols daily had to open the main supply road and clear the town . 
