Agency seeks details of the period when Sushilkumar Shinde headed the ministry

After proceeding against a number of private companies given coal blocks, the Central Bureau of Investigation (CBI) is now questioning the power ministry.
It has sent questionnaires to the ministry, to know the basis on which it had recommended names of companies to the screening committee for allocation. Senior CBI officials indicate once the questionnaires are answered, it is likely the agency will call some officials for questioning.