CLIVE, Iowa, Oct. 16 (UPI) -- The Des Moines Public School District is requesting an audit from the Iowa Auditor's Office after the arrest of its former superintendent last month. The school board said in a press release Tuesday that the audit will add costs but it seeks to validate that its processes and procedures are strong. The process under which it hired Ian Roberts, the former superintendent who was detained by. U.S. Immigration and Customs Enforcement last month, has come into question