CBI quizzes ex-PMO chief in coal scam

New Delhi: The CBI has examined T.K.A Nair, the advisor to former Prime Minister Manmohan Singh, in connection with its probe into alleged irregularities in the allocation of coal blocks when Mr Singh was also holding the charge of coal ministry.

CBI sources said that Mr Nair was examined twice last month when the agency wanted some clarifications on his responses given earlier this year.

The source said that the probe agency had sent a detailed questionnaire seeking his responses on the alleged irregularities to which he had provided his replies early this year.