Kolkata: Kolkata businessman Asif Khan, a former convenor of the Trinamool Congress' Uttar Pradesh unit, and Badal Bhattacharya, a close aide of Congress leader Somen Mitra, Monday appeared before the CBI for questioning in the multi-crore rupee Saradha scam.

Besides Bhattacharya and Khan, Prasanta Pramanik - the president of the Majhi & Dari Workers Union Dakshineswar - too reached the CBI office for questioning about alleged links with the scam.