Anti-graft investigators with the Economic and Financial Crimes Commission are currently interrogating a former managing director of one of the subsidiaries of the Nigerian National Petroleum Corporation and three former executive directors of the oil corporation under ex-Minister of Petroleum Resources, Mrs. Diezani Alison-Madueke.
The four are said to be under investigation by officials of the Subsidy Unit of the EFCC and their counterparts from the National Crime Agency of the United Kingdom in relation to the former minister’s case.