Just hours after security forces gunned down two militants in an encounter, including a top Hizbul Mujahideen commander, Altaf Ahmad Dar alias Kachroo, at Muniward in Anantnag district, four cops were killed in an attack by terrorists in Shopian district of Jammu and Kashmir on Wednesday. In the afternoon, the militants fired randomly upon a police party at Arhama in district Shopian. An official said that the martyrs were part of the security detail of an officer and had gone to get a police vehicle repaired when the attack took place A police spokesman said that the four policemen injured, identified as Constable Ishfaq Ahmad Mir, Constable Javaid Ahmad Bhat, Constable Mohammad Iqbal Mir and SPO Adil Manzoor Bhat, succumbed to injuries. They had sustained gunshot wounds and were evacuated to a nearby hospital for medical attention. He said that a case was registered and investigations are underway in the matter.