Suspected militants from the anti-talks faction of the United Liberation Front of Asom Monday triggered two blasts near Digboi town in Tinsukia district."While one blast was triggered on the outskirts of Digboi town, another blast took place near a drain in the town. Both were low intensity crude bombs and there is no injury or any damage," Tinsukia Superintendent of Police A.P. Tiwari said.The police had tightened security across the state ahead of Republic Day, particularly after intelligence inputs that the anti-talks faction of the militant outfit might try to carry out subversive activities.Police also recovered an improvised explosive device from Jorhat town in Upper Assam Monday. The Assam police, Army and other security forces have intensified counter-insurgency operations across the state, particularly along the Indo-Bhutan border and Assam-Arunachal Pradesh border, after the attack by the anti-talks faction of NDFB militants on civilians in Sonitpur, Kokrajhar and Chirang districts Dec 23 last year that left over 80 people including women and children dead.