New Delhi, Jan. 31 -- The opposition alleged there was tampering of ballot papers in Chandigarh after the BJP emerged victorious in the mayoral elections on Tuesday. BJP denied the charges. After vote counting, the BJP's mayoral candidate, Manoj Sonkar, bagged 16 votes while his rival, jointly supported by the AAP and the Congress, Kuldeep, got 12. However, 8 votes were declared invalid. AAP chief Arvind Kejriwal expressed concern over "cheating".P6...