 One of the first victims of the new Chinese roadblock was a convoy from the Turkish Brigade , and it was ambushed on the night of November 28 . A military police patrol was sent to investigate , but most of its members were killed by the morning . With the battle still raging at Kunu @-@ ri , the news of the Chinese roadblock reached the US 2nd Infantry Division on November 29 . Keiser sent the Reconnaissance Company and the remnants of the 9th Infantry Regiment to dislodge the Chinese , but the roadblock held firm even with a platoon of tanks attacking it . With the battle at Kunu @-@ ri ended by the night of November 29 , the PVA 112th Division joined the 113th Division and the roadblock grew to 6 mi ( 9 @.@ 7 km ) in depth . 
