Electricity Minister Arcot N Veeraswamy  said that the state government will bring to books those behind the letter which was sent to Ms Jayalalitha.Responding to a special call attention motion given by the All India Anna Dravida Munnetra Kazhagam (AIADMK), Mr. Veeraswami told the Assembly that the police were investigating the matter. On receipt of a complaint, the police went to the residence of Mohan at T. Nagar whose name was mentioned in the letter as the sender.