Kolkata: Police arrested four BJP workers in connection with the murder of Trinamool Congress worker Sheikh Dildar, who was shot dead on Monday during a ruckus that broke out over filing of nominations at Suri in Birbhum. Police arrested all four of them, after preliminary investigation revealed their involvement in the incident.The investigating officers came to know about their involvement in the incident, after speaking to some of the local people who had witnessed the chaos, in which several houses were damaged and some were even set on fire at Suri I block of Birbhum. Also Read – Heavy rain hits traffic, flightsActing on a tip off, police conducted a raid at Koridha in Suri and arrested Sheikh Safiul, Gautam Kora, Bablu Sheikh and Asit Sarkar. All four were produced before the court and they were remanded in custody of police for seven days. Police came to know from local people that all four were BJP workers.Sources said that police will try to know from them about others who are suspected to be involved in the incident. It may be recalled that senior Trinamool Congress leader and the state Urban Development and Municipal Affairs minister Firhad Hakim had said that BJP had brought in miscreants from the neighbouring state of Jharkhand, to foment trouble in the state ahead of the Panchayat polls. Also Read – Speeding Jaguar crashes into Merc, 2 B’deshi bystanders killedHe had said that the group of criminals that had created the chaos at Suri on Monday, which claimed the life of Dildar, was also behind the incidents at Mohammad Bazar and Nalhati. The police are trying to get hold of the “outsiders”, who were behind the Suri incident.The victim’s father had lodged a complaint with the police in this connection and the investigating officers spoke to the victim’s family members and friends to probe into the incident.The police are in search of the other accused who were involved in the incident and they are also speaking to the people who had seen the miscreants approaching the spot.