The Islamabad High Court on Tuesday acquitted Pakistan Muslim League-Nawaz (PML-N) supremo and three-term former Prime Minister Nawaz Sharif in the Al-Azizia Steel mill corruption case in a major relief ahead of the general election, reported Dawn.The Islamabad High Court on Tuesday acquitted Pakistan Muslim League-Nawaz (PML-N) supremo and three-term former Prime Minister Nawaz Sharif in the Al-Azizia Steel mill corruption case in a major relief ahead of the general election, reported Dawn.