Raipur, Nov 4 (PTI) A special court in Chhattisgarh's Raipur on Wednesday granted the Central Bureau of Investigation (CBI) eight-day custody of Saurabh Chandrakar, the alleged kingpin in the Rs. Saurabh Chandrakar, the alleged mastermind behind the Rs 6,000-crore Mahadev online betting app scam, has been granted to CBI custody for eight days by a special court in Raipur.