According to Goalpara Additional Superintendent of Police Rosie Kalita, a massive combat operation was launched at various places under Krishnai police station since last night after getting information on a tip-off.
"In the operation, we have arrested 14 persons, including some cadres of RNLF and some linkmen. It is suspected that the bomb was planted by RNLF," she said.
The police picked up the persons from Bhogdabili, Guria and Zira in the district and interrogation is on, Kalita said.