LAHORE: PML-N’s Hina Arshad Warraich secured a Punjab Assembly seat (PP-52) in Sialkot by a wide margin amid rigging allegations by the PTI, according to preliminary results issued by the Election Commission of Pakistan (ECP) on Monday. The by-election for PP-52 (Sambrial) took place yesterday, two months after the seat had fallen vacant following the demise of PML-N MPA Arshad …