Questioning the Central Bureau of Investigation (CBI) over its handling of the Hindalco coal block allocation case, a special court on Tuesday asked the central agency that why wasn't former prime minister Manmohan Singh questioned in the case."Shouldn't the Prime Minister and coal minister have been questioned in the coal scam case involving Kumarmangalam Birla and others," the special court asked CBI.<br /><br /><br />For More information on this news visit: http://www.itvnewsindia.com/<br />For More information on this news, visit: http://www.itvnewsindia.com/hindi<br />Connect with us on Social platform at: http://www.facebook.com/InformationTV<br />Subscribe to our You Tube channel: https://www.youtube.com/user/itvnewsindia