ISLAMABAD: Leader of the Opposition in the National Assembly Omar Ayub Khan challenged in the Supreme Court on Wednesday the Election Commission of Pakistan’s (ECP) jurisdiction to proceed with a representation filed by his rival candidate, Babar Nawaz Khan, under Sections 8, 9, and 95 of the Elections Act, 2017. Omar Ayub, a PTI stalwart, was elected from NA-18 Haripur …