KARACHI: The investigating officer (IO) of a case against alleged cocaine dealer Anmol Pinky on Monday filed an interim charge sheet, stating that the accused had been involved in drug trafficking for the last 16 years and she used to supply narcotic substances in posh areas, as well as among university and school students. The charge sheet was submitted before the judicial magistrate (South). The IO also sought time to submit the final report, stating that he was awaiting forensic reports and responses from the concerned departments regarding the suspects’ travel history and assistance in the investigation.