Three army personnel, including an officer, were killed in a gun battle at Nelipora near Handwara in north Kashmir's Kupwara district on Tuesday.
The gun battle took place after army personnel raided a house in Nelipora following a tip-off.
The raiding party, led by a captain, came under fire from militants hiding in the house, resulting in the death of the officer and two others, sources said.
One jawan was injured, the sources said.