COURTESY BY: https://hamariweb.com/ Karachi Kings batsman Sharjeel Khan plays to the off side during his 59-ball 105 knock against Islamabad United during their PSL VI match at National Stadium Karachi on Wednesday. KARACHI: Sharjeel Khan’s splendid century went in vain as Islamabad United defeated Karachi Kings by five wickets in their Pakistan Super League (PSL) VI match at the National Stadium Karachi here on Wednesday night. Chasing formidable target of 197, Islamabad raced home with five balls to spare as their batsmen gave an overall excellent performance. The Shadab Khan-led…