Police foiled a bid to blow up railway track and recovered a bomb weighing seven kilogram here on Wednesday. Police said that unidentified miscreants had planted 7kg bomb with railway track in Rajanpur which was recovered by police and later on defused by bomb disposal squad (BDS). Khushal Khan Khattak Express escaped a massive destruction as it was due to pass by the scene after few minutes. The police cordoned off the area after the recovery of bomb and started search operation for the culprits but no arrest could be made as yet.