A heroin haul of 225 kg amounting over Rs. 2.3 billion were seized by the Police Narcotics Bureau during a raid carried out in Welisara. The heroin was discovered concealed inside rice bags. Four suspects were arrested while two motor vehicles were also seized. According to the police, the suspects are residents of Welisara and Homagama and they are to be produced before the Colombo Chief Magistrate court.