Counter Terrorist Unit (CTU) - Elite branch of the Central Intelligence Agency. The Counter Terrorist Unit operates domestic counterterrorism divisional headquarters in major U.S. metropolitan areas. The purview of the CTU is to investigate the activities of domestic or foreign terrorists inside America's borders and to prevent terrorist attacks. CTU divisions are made up of investigative agents, intelligence agents, undercover operatives, crack tactical squads for major raids, and special agents to oversee unit activities. CTU is specifically set up to coordinate activities with the Federal Bureau of Investigation, the Justice Department, and the Secret Service as well as local authorities. As a branch of the CIA, CTU operations are overseen by both Congress and the Executive Branch of the federal government.
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