Leader of Opposition in Kerala Assembly, Ramesh Chennithala claimed that the gold smuggling case and the drug trafficking mafia case in Bengaluru are linked. He demaded that Central Bureau of Investigation (CBI) should investigate the matter. "There is a clear link between the Kerala Gold Smuggling Case and the drug trafficking mafia caught in Bengaluru. I am requesting the central and state governments to do a proper enquiry of the case. The CBI should investigate the matter," said the Congress leader.