Central Bureau of Investigation (CBI) Chief Information Officer RC Joshi on May 17 said that Trinamool Congress (TMC) ministers Firhad Hakim, Subrata Mukherjee, MLA Madan Mitra were brought to CBI office in connection with the Narada scam. Joshi said, “CBI arrested 4 then ministers (Firhad Hakim, Subrata Mukherjee, Madan Mitra and Sovhan Chatterjee) of West Bengal government in case related to Narada sting operation. CBI had registered an instant case on April 16, 2017, on orders of Calcutta High Court: RC Joshi, Chief Information Officer.”