DGMO Lt Gen Ranbir Singh today called up his counterpart in Pakistan expressing serious concerns over Pakistani markings found on the equipment used by the four terrorists in Uri terror attack. <br/><br/>Briefing media in New Delhi, Lt Gen Singh said all four killed were foreign terrorists and initial reports indicate that the slain terrorists belonged to Jaish-E-Mohammed.<br/><br/>He said 13 to 14 casualties were due to the tents and temporary shelter catching fire. <br/><br/>He said all security agencies and forces worked together in the operation. He asserted that Indian Army remains prepared to thwart any such attempt and is ready to give befitting reply.