Two police officers , 35-year-old Niroshan Indika and 28-year-old Ganesh Dinesh , were killed while on duty at a roadblock in Vavunathivu on 29 November 2018 . Kethirgamathambi Rajakumaran , also known as Ajanthan , was a former cadre of the Liberation Tigers of Tamil Eelam was arrested in suspicion after the attack . However , following the Easter Sunday attacks in Sri Lanka , a security dragnet launched by the police and security forces nabbed the driver of the NTJ leader Zahran Hashim . He confessed it was National Thowheeth Jama'ath that carried out this attack on the cops . The police based on the confessions also recovered the stolen service weapons of the slain policemen . Defence Secretary Shantha Kottegoda requested the release of Kethirgamathambi Rajakumaran
Easter Sunday attacks in Sri Lanka
2019 Sri Lanka Easter bombings
National Thowheeth Jama'ath