UDALGURI: Based on specific input the security forces in a joint operation apprehended a NDFB (S) cadre from No. 2 Merabil area under Mazbat PS in Udalguri on Monday evening. The person has been identified as Geremsa Basumatary. The security forces also recovered one Indian grenade and one Chinese grenade from the farm land behind his house campus. Based on his confesions the security forces also apprehended  two of his accomplices from Mazbat railway station. They are suspected to be linkman and have been identified as Boronda Narzary and Geolang Basumatary. An cash amount of Rs.59,775 was also recovered from the posession of the latter.Meanwhile a case has been registered against the trio at Mazbat PS and the case is being investigated and they are being interrogated.