The National Investigation Agency (NIA) on Saturday conducted raids at seven locations in the Vizhinjam arms trafficking case and recovered books relating to terror organisation LTTE, officials said The Investigation Agency spokesperson said that the anti-terror probe agency conducted searches at seven locations in Chennai and Thiruvallur districts of Tamil Nadu and Ernakulam district of Kerala at the premises of the accused and suspects involved in trafficking of arms, ammunition and narcotics from Iran and Pakistan to Sri Lanka. A case was registered on April 5 this year in Kerala's Trivandrum under sections of the Arms Act and IPC against six Sri Lankan nationals who were intercepted along with consignments of 300 kg heroin, five AK-47 rifles and 1,000 live rounds by Coast Guard during patrolling off Vizhinjam coast in Arabian sea on March 18 this year. The official said that during the searches, various incriminating documents including books relating to Liberation Tigers of Tamil Eelam (LTTE), seven digital devices including mobile phones, SIM cards and tablet were seized. The NIA had taken over the probe on May 1 this year and arrested two more persons -namely Suresh and Sundararajan on August 2. How 700 Policemen Worked Together To Arrest A Rape Accused In Jaipur 'First rape then Qur'an lesson,' Maulvi kept making her own daughters a victim of lust for years Initiated friendship then raped minor