New Delhi, March 17 -- The Supreme Court on Monday refused to interfere with a Calcutta high court order declining to stay the National Investigation Agency's (NIA) probe into the Beldanga violence in West Bengal's Murshidabad district earlier this year. A bench comprising Chief Justice of India Surya Kant and justice Joymalya Bagchi dismissed a plea by the West Bengal government challenging the high court's refusal to halt the investigation and the transfer of case materials to the NIA. The state had argued that the trial court's direction to hand over the case diary to the NIA was contrary to the Supreme Court's February 11 order asking the high court to examine whether the materials justified invoking provisions of the Unlawful Activitie...