KARACHI: Federal Investigation Agency (FIA) on Wednesday unearthed an irregularity of Rs 139 million in the saving account of the Pakistan Post offices in Karachi and arrested 13 employees for allegedly committing the fraud According to Director FIA Sindh Munir Ahmed Shaikh, the action was carried out by the commercial banking circle of the agency. “13 employees of the GPO have been arrested so far and booked under five cases in Karachi,” he said adding that some of them ran away as authorities are going after them to apprehend them. They are blamed for corruption using fake signatures, fake transfer of money and alteration in the records. “The accused are involved in looting public money from savings accounts of the post office,” the FIA Sindh director said. We have taken all records into our possession, he said and announced that records of six more general post offices are under scrutiny to ascertain any wrongdoing.