LODHRAN, DEC 23: Secretary General of |PTI Jehangir Tareen has won landslide victory in NA 154 by election. Tareen got over one hundred thousand votes against PML N canidate Sidiq Baloch. PTI has termed this victory a big gain for PTI. Jehangir Tareen after his victory said it was victory of his party. The by election was conducted under the supervision of Pakistan Army.