Elections are due. Anna is a powerful force in Maharastra and always hounded Pawar. Further, why should he be made the stool pigeon. The 2G mess was because of lack of supervision by the PMO for reasons known best to them. Chidambaram is also under a cloud given what Dr Swamy has postulated and the ex Finance Minister's letter. Therefore, the Chairman should be a Congressman whose interest should be to put a lid to further speculations.