<span style="color: #222222;">The Central Bureau of Investigation, CBI, approached the Supreme Court today challenging the grant of anticipatory bail to IPS officer Rajeev Kumar in connection with the multi-crore-rupee Saradha chit fund scam.<br />'' <br />'' The agency has filed an appeal in the apex court against the 1st October order of the Calcutta High Court which had granted him the relief.<br />'' <br />'' In its order, the high court has said, it was not an appropriate case for custodial interrogation.<br />'' <br />''<br />''Rajeev Kumar was part of the Special Investigation Team (SIT) set up by the West Bengal government to investigate the scam.</span>