ISLAMABAD: The National Accountability Bureau (NAB) on Tuesday filed a reference against Sindh Chief Minister Syed Murad Ali Shah in the Accountability Court, which summoned Deputy Chairman of the Senate Saleem Mandviwala on Feb 4 in connection with a case about alleged illegal allotment of plots. Accountability judge Mohammad Bashir also summoned former managing director of the Pakistan International Airlines (PIA) Aijaz Haroon in the same case. NAB has filed the first-ever reference against Murad Ali Shah for “misuse of authority”. He is accused of using his influence and releasing funds for some power projects in violation of the rules. The reference against the Sindh CM was filed by the NAB’s regional directorate of Rawalpindi.