 After resting his men at the Provincial Headquarters, Cheatham resumed his advance west towards the Phu Cam Canal, then swung south and east to clear the area with the canal to his right.On 7 February the PAVN twice ambushed a 25 vehicle supply convoy supported by two Ontos going along Route 547 () from Phu Bai to the 11th Marines Firebase Rockcrusher () which provided artillery support to Allied forces fighting in and around Huế.These ambushes killed 20 Marines and wounded 39.