Naxals attacked a Border Security Force camp in Kanker district of Chhattisgarh drawing retaliation from the force, police said.
There would be around 1100 BSF personnel in each battalion, he pointed out adding each battalion commandant would be reporting to the first BSF sector headquarters at Aizawl.
The Pakistan High Commission staffer, who was detained for his alleged involvement in an espionage ring, belongs to the Baloch regiment of Pakistani Army and was on deputation to spy agency ISI since 2013.
Bhairon Singh Rathore, a BSF veteran of the 1971 India-Pakistan war whose bravery at Rajasthan's Longewala post was portrayed by actor Suniel Shetty in the Bollywood movie Border, died in Jodhpur on Monday.
