Coal scam: After Manmohan, CBI quizzes Kumar Mangalam Birla, TKA Nair

The Central Bureau of Investigation has questioned Kumar Mangalam Birla, the chairman of the Aditya Birla Group, in connection with coal block allocation to Hindalco. TKA Nair, the principal secretary of former Prime Minister Manmohan Singh and his private secretary BVR Subramanyam have also been questioned.

Jan 22, 2015, 00:03 AM IST

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