 In total more than 4,200 mortar and artillery rounds were fired by the PVA at 2 RAR during the night, and three Australians were killed and nine wounded.In contrast, the Marines were more heavily engaged, with the fighting occurring at close quarters for more than an hour before they repelled their attackers and counter-attacked.An Australian bunker between the Marines on Hill 111 and C Company, 2 RAR on Hill 121 was also the scene of heavy fighting, after the PVA penetrated the undefended space between the two positions.