 RF soldiers opened fire and radioed a warning to Trưởng's headquarters.ARVN troops in the Citadel fired flares over the village to help the RF troops there assess the situation.The enemy force, the forty sappers and an infantry company from the 800th Battalion that had been waiting in the graveyard northwest of An Hoa, did not return fire but crept away before they could be illuminated by the descending flares.