The Jihadi ultras had entered Upper Assam through Myanmar and neighbouring Nagaland&aposs Mon district, Superintendent of Police, Dibrugarh, Abhijeet Bora told PTI.
He claimed that there were&aposspecific intelligence inputs&aposabout the entry of the extremists.
Bora said ULFA's Bravo's company had possibly helped the Jihadis to enter the area as the Alpha's Charlie's unit of the outfit were on ceasefire.
The police, he said, have started search operations in suspected militant hideouts to find out the jihadis.