Definition of National clandestine service

The National Clandestine Service (NCS) is the American national authority for coordinating U.S. human intelligence (HUMINT) services. The organization absorbed the entirety of the Central Intelligence Agency (CIA)'s Directorate of Operations, and also coordinates HUMINT between the CIA and other agencies, including, but not limited to, the Federal Bureau of Investigation, the Diplomatic Security Service, Defense Intelligence Agency, Air Intelligence Agency, Army Intelligence and Security Command (INSCOM), Marine Corps Intelligence Activity, and Office of Naval Intelligence. The current Director of the NCS is Michael Sulick. The Director of the NCS reports to the CIA Director.