The Commonwealth's Attorney's Office is supported by nine detectives who help investigate cases. These detectives also serve subpoenas and warrants and locate witnesses for the prosecution. In October of 1997 the office took over all fugitive retrieval duties for the City of Louisville and St. Matthews. In July of 2002, the Commonwealth's Detectives also took over all fugitive and extradition duties for all of Metro Louisville formerly served by the Jefferson County Police.