▁of ▁them ▁from ▁the ▁Company ▁B ▁pl ato on . ▁ ▁On ▁ 2 3 ▁July ▁Comp an ies ▁B ▁and ▁C ▁ 3 / 8 th ▁Infantry ▁were ▁man ning ▁positions ▁south ▁of ▁ Đ ứ c ▁C ơ , ▁ 1 0   km ▁east ▁of ▁the ▁Camb od ian ▁border . ▁Each ▁Company ' s ▁ 3 ▁pl ato ons ▁were ▁ordered ▁to ▁pat rol ▁the ▁area ▁to ▁the ▁west . ▁At ▁m idd ay ▁a ▁pl ato on ▁from ▁Company ▁C ▁fired ▁on ▁ 2 ▁P AV N ▁and ▁were ▁met ▁by ▁return ▁fire ▁from ▁all ▁directions , ▁a ▁second ▁pl ato on ▁was ▁ordered ▁to ▁assist ▁and ▁was ▁similarly ▁p inned ▁down . ▁The ▁P AV N ▁then ▁attacked ▁the ▁Company ▁C ▁command ▁post ▁and ▁this ▁was ▁be aten ▁back ▁by ▁hel ic opter ▁gun ships ▁and ▁rein for cement ▁by ▁Company ▁B . ▁The ▁remainder ▁of ▁Company ▁C ▁back ed ▁by ▁Company ▁B , ▁Company ▁A ▁and ▁other ▁rein for c ements ▁with ▁strong ▁air ▁and ▁art illery ▁support ▁then ▁set ▁out ▁to ▁rescue ▁the ▁ 2 ▁pl ato ons , ▁driving ▁the ▁P AV N ▁ 3 2 nd ▁Regiment ▁back ▁towards ▁Camb odia . ▁U . S . ▁losses ▁in ▁the ▁ 5 ▁hour ▁battle ▁were ▁ 1 8 ▁killed , ▁while ▁P AV N ▁losses ▁were ▁ 1 8 4 ▁killed ▁by ▁body ▁count ▁and ▁ 6 3 ▁weapons ▁captured . ▁ ▁On ▁ 3 ▁August ▁the ▁P AV N ▁amb ushed ▁a ▁C