Police today arrested four more accused in connection with the murder of Sirajganj municipality councillor elect Tarikul Islam, from the capital's Khilgaon and Sirajganj's Ullahpara areas. The arrestees were identified as Enamul Hossain Likhon (35), Sanwar Hossain Ratan (45), Golam Mostafa (60) and Saiful Islam (50), said Bahauddin Faruki, officer-in-charge of Sirajganj Sadar