Khan pleaded not guilty on behalf of Sharif, who is currently in London tending to his ailing wife Kulsoom waz undergoing cancer treatment. Sharif’s sons Hussain and Hassan were declared absconders for their absence from the court hearings, Dawn online reported. It was one of the three cases of corruption and money laundering against Sharif registered by the tiol Accountability Bureau (B) on September 8 in the light of Supreme Court orders in the Pama Papers case.