Subrata Mukherjee,Firhad Hakim, Sovon Chattopadhyay, Madan Mitra Kolkata: May 17: The Central Bureau of Investigation (CBI) arrested two Trinamool Congress ministers — Firhad Hakim and Subrata Mukherjee, apart from former Trinamool Minister and present MLA Madan Mitra and former Kolkata Corporation Mayor Sovon Chattopadhyay in the Narada sting tapes cases where several politicians and a high-ranked police officer were allegedly found accepting cash bribes in exchange for providing unofficial favours to the company. In a statement, the CBI said, “Hakim, Mukherjee, Mitra and Chatterjee have been arrested by CBI and are being produced in the jurisdictional court.” The statement said that the chargesheet against the five persons against whom Prosecution sanction is received is being submitted in court.