Itanagar, Aug 9 (TIWN) A week ahead of the Independence Day, heavy exchange of fire between the Assam Rifles and the militants took place in Arunachal Pradesh along the India-Myanmar border on Tuesday, injuring a Junior Commissioned Officer (JCO), officials said.

The incident took place near Pangsau Pass when the insurgents fired on a patrolling team of Assam Rifles, he said. 

"An incident of firing on Assam Rifles troops by militant groups from across the Indo Myanmar border took place early morning in the general area of Tirap and Changlang district, Tezpur-based defence spokesperson Lt Col A S Walia said.  The Assam Rifles troops were undertaking enhanced patrolling activities in view of heightened vigil for Independence Day, he said.