Field Operations Bureau | Iowa Department of Public Safety Field Operations Bureau Image This bureau is best known as Iowa’s “Detective Bureau”. Employees assigned to this bureau work in the following areas: Major Crime Unit - The major crime unit conducts and coordinates investigations with local law enforcement. These investigations are for felony crimes against persons and property. Technology Support - Agents with in-depth training of cyber and technology assist in criminal investigations involving mobile devices and digital media. This support generally falls into locating missing/endangered persons, data capture analysis from major/violent crimes, and the location of felony fugitives. Missing Persons & Unidentified Bodies - The Missing Persons Information Clearinghouse was established July 1, 1985. The clearinghouse compiles, coordinates, and disseminates information on missing/unidentified persons in Iowa. Through cooperation with local law enforcement, the clearinghouse assists in locating missing persons. They provide education to law enforcement and the public on missing person issues. Missing Persons & Unidentified Bodies Links Unidentified Bodies Missing Persons Information Clearinghouse National Center for Missing and Exploited Children NetSmarts