PESHAWAR: Mubarak Zeb Khan, an independent candidate, has won the by-election of the NA-8 Bajaur National Assembly seat from Khyber Pakhtunkhwa by defeating the Sunni Ittihad Council candidate backed by Pakistan Tehreek e Insaf. According to the incomplete and unofficial results of all 366 polling stations in the NA-8 Bajaur by-election, the independent candidate Mubarak Zeb has been declared successful