Kolkata, Sept. 26 -- A division bench of the Calcutta high court on Friday set aside an order of the single bench which had ordered that the Congress's candidate for the upcoming byelection in Nandigram on October 6 should not be treated as arrested in a 2007 case. The division bench, headed by chief justice Ravindra Vithalrao Ghuge, expressed surprise at the protection granted to Milan Pradhan, the arrested candidate, by a single-judge bench on Thursday. "The division bench has set aside the single bench's order. The single bench, while observing that Pradhan be allowed to campaign and contest the by-poll, had ordered that he should be not treated as arrested in a case registered in Khejuri police station in 2007, as it was not flagged dur...