Forensic Support (OFS) – provides forensic crime scene support to DON investigations. Office of Special Projects (OSP) – conducts espionage investigations, surveillance operations, and offensive counterintelligence operations within DON. Office of Strategic Support (OSS) – provides counterintelligence support to the Department of Defense (DoD) and DON special access programs, the Defense Advanced Research Projects Agency (DARPA), as well as other DON/DoD research and development agencies. Office of Technical Surveillance and Countermeasures (TSCM) – protects DON classified information and critical infrastructure from being compromised by technical means. Polygraph Services Division (PSD) – conducts DON criminal polygraphs, counterintelligence scope polygraphs, and pre-employment polygraphs. Protective Operations Field Office (POFO) – provides and manages full-time protection details on key Department of the Navy personnel. Technical Services Field Office (TSFO) – provides DON positive technical support for criminal, counterintelligence, and counter-terrorism investigations and operations. Atlantic Operations Directorate The Atlantic Operations Directorate oversees all investigations and operations of NCIS field offices and numerous subordinate elements located throughout the Eastern United States, Europe, Africa, South America, the Middle East, and aboard carrier and expeditionary strike groups based on the East Coast. The Atlantic Operations Directorate is currently headquartered aboard Naval Air Station Oceana in Virginia Beach, Virginia. Carolinas Field Office (CAFO) (Marine Corps Base Camp Lejeune, Jacksonville, North Carolina) – area of responsibility spans across North and South Carolina to provide support to Marine Corps and Navy installations throughout North and South Carolina. Central Field Office (CNFO) (Naval Station Great Lakes, Illinois) – area of responsibility spans across the Midwestern United States (excluding Ohio), and the states of Arkansas, Kentucky, Oklahoma, Tennessee, and Texas to provide support to Navy Regional Commands and accompanying operational efficiencies. Europe & Africa Field Office (EUFO) (Naval Support Activity Naples, Naples, Italy) – area of responsibility covers 35 countries within Africa Command and 51 countries within European Command, including major research and development sites, critical Department of the Navy logistics hubs, and multiple ballistic missile defense platforms and sites. Middle East Field Office (MEFO) (Naval Support Activity Bahrain, Bahrain) – area of responsibility encompasses more than 20 countries in the Middle East, southwest Asia, and eastern Africa. Norfolk Field Office (NFFO) (Naval Station Norfolk, Norfolk, Virginia) – area of responsibility spans encompasses the Commonwealth of Virginia, mainly to provide support to Navy and Marine Corps installations and Joint Forces Command in the Norfolk area. Northeast Field Office (NEFO) (Naval Station Newport, Newport,