Three Lashker-e-Taiba militants and a `darwaish' (hermit) were killed while a Hizb-ul Mujahideen insurgent surrendered in Jammu and Kashmir since Thursday evening, police said on Friday. Militants shot dead one Farooq Ahmed Dar (38) after dragging him out of his house at Panzoo-Tral, 45 km from here, on Thursday night, a police spokesman said. Police have launched a hunt to nab the militants responsible for the murder of Dar. Three LeT militants, all locals, were killed in an encounter with police in the upper reaches of Hanzer area under Marwah police station in Doda district on Thursday. The dead militants have been identified as Mudasser alias Abu Hamza, Mohammad Irfan alias Abu Sohail, both residents of Patimahal-Kishtwar, and Mohammad Ismail alias Abu Qamair, a resident of Gujjar Kothen Dachan.