New Delhi: Former Kolkata top-cop Rajeev Kumar, against whom the CBI has levelled serious allegation of evidence tampering in the Saradha case, was on Friday questioned by the Central Bureau of Investigation, but this time in connection with the Rose Valley chit fund scam. Kumar, who is currently the Additional Director General (CID) in the state, was summoned to appear before agency officials on Friday, in connection with the Rs 15,000 crore Rose Valley collective investment scam. Sources in the know here said that Kumar arrived at the agency’s offices in Bidhannagar around 2:00 pm and was questioned by investigators till 5:30 pm. Also Read – Uddhav bats for ‘Sena CM’Kumar’s alleged role in the chit fund cases came to light, when earlier this year, CBI officials had arrived at his residence in Kolkata purportedly to take custody of him. In a dramatic turn of events, the Kolkata Police had detained the CBI officials after which Chief Minister Mamata Banerjee sat on a dharna, protesting the alleged overreach of the federal agency. Kumar had earlier been granted protection by the Calcutta High Court from any coercive action by the CBI against him in connection with the Saradha ponzi scam. Kumar had later been granted protection by the Calcutta HC from any coercive action by the CBI against him in connection with the Saradha ponzi scam. The former Police Commissioner has also filed an application before the HC, pleading for a similar kind of protection in connection with the Rose Valley chit fund case.