New Delhi [India], January 30 (ANI): The Central Bureau of Investigation (CBI) has filed a closure report in an FIR filed against former Maharashtra Director General (DG) Homeguards and Police Commissioner (CP) Mumbai Parambir Singh for allegedly extorting Rs 2 crore from businessmen in Thane. Initially, the case was registered against Parambir Singh and others by Thane police in 2022 but on a plea by Parambir Singh, the Supreme Court transferred the investigation to the CBI from Thane police. The case was initially lodged at Kopri police station Thane city by local businessman Sharad Agarwal,…