This section is comprised of several units or squads that are staffed by specially-trained investigators. These units include:
Community Crime Intervention Unit
Domestic Violence Unit
Evidence Detection Unit
Family Services Unit
Missing Persons Unit
Victims Assistance Unit
They are responsible for the investigation of major crimes ranging from burglary to homicide. Among their achievements are the conviction of Delaware's first serial killer, Stephen Pennell, and the apprehension of Delaware's first serial rapists, Michael Siple and Kevin Howard.