Kolkata: The Central Bureau of Investigation (CBI) has interrogated suspended IPS officer Syed Md. Hussain Mirza on Thursday in connection with the Narada sting operation case. He was interrogated earlier but due some ambiguities found in his statement, he was summoned again.On Thursday, the 2004 batch IPS officer was grilled for almost seven hours by the CBI sleuths. According to sources, he was questioned again why he had taken the money from Mathew Samuels. He was also asked if he had taken the money on behalf of someone else. Also Read – Rs 13,000 crore investment to provide 2 lakh jobs: MamataAccording to CBI sources, he had cooperated with the sleuths while recording of his statement on Thursday. He was repeatedly asked about a former Member of Parliament (MP) who had later joined BJP, as Mirza was known to be close to the MP before he was suspended. The former MP was seen in the footage saying that the Superintendent of Police (SP), Burdwan received the money. But he had not made it clear on whose behalf the then Burdwan SP Mirza received the money. Previously, Mirza had been interrogated by both CBI and Enforcement Directorate (ED) in connection with the Narada case. It has been alleged that he was seen receiving money in the footage, sitting at the Burdwan SP’s bungalow. Sources have informed that he may be called again if needed by the CBI.