Friday, April 25, 2014,
                            New Delhi
                        
                            The Enforcement Directorate on Friday filed a supplementary charge sheet before Special CBI judge O P Saini in the 2G spectrum scam case. DMK president M Karunanidhi's wife, Dayalu Ammal, his daughter Kanimozhi and former Telecom minister A Raja were among those charge-sheeted now.