Kupwara, Nov 23 (ANI): One militant was killed in the fierce gun battle that is still going on in North Kashmir's Kupwara forests on Monday. Meanwhile, three army personnel were injured in the ongoing encounter. The encounter broke out after the soldiers intercepted a group of militants on Sunday late afternoon. One officer and two soldiers have so far been injured in the encounter and further details are awaited. Earlier, the Army had launched a search operation in Kupwara where Colonel Santosh Mahadik, the Commanding Officer (CO) of 41 Rashtriya Rifles was killed in a fierce gun battle with terrorists.