Using armour-infantry-co-operation the 2nd Battalion the Parachute Regiment had advanced through the RI7 companies. O Company, BIM-5 (O/BIM5) had been sent up to the Moody Brook area and moved into blocking positions to the south and east of Moody Brook. In due course firing broke out in the direction of Battalion HQ at Moody Brook, indicating that the British had outflanked their position. At 7 a.m., the Commanding Officer of the 5th Marines reported his command post near Moody Brook had come under enemy fire from Wireless Ridge. By dawn the approach of the Gurkhas, advancing to secure Mount William was detected.