India News: Vijay Singla, nephew of Railway Minister Pawan Kumar Bansal, was on Saturday remanded in CBI custody for four days by a Delhi court in connection with a bribery case.br br Besides Singla, three others Sandip Goyal, Dharmendra Kumar and Vivek Kumar were also remanded by Special CBI Judge Swarana Kanta Sharma till May 8 for custodial interrogation by the agency.