No evidence of corruption found against Khawaja Brothers. Paragon Housing Society approved by Aziz Bhatti Town. Accountability Court sent reference to LDA on request of NAB. LAHORE: The National Accountability Bureau (NAB) declared former federal minister Khawaja Saad Rafiq and Khawaja Salman Rafiq innocent in the Paragon Housing Society reference. According to the NAB report, no evidence of corruption was