New York City Police Department Counterterrorism Bureau

The New York City Police Department Counterterrorism Bureau (CT) is a division of the New York City Police Department (NYPD) responsible for preventing terrorist attacks within New York City. Former New York City Police Commissioner Raymond Kelly described the CT as "a Council on Foreign Relations with guns".
The counterterrorism and intelligence bureaus fall under the domain of Intelligence and Counterterrorism Division, which is commanded by Deputy Commissioner John Miller.
Current subdivisions.
Critical response command (CRC).
The CRC is a group of specially trained police officers who have specialized skills in advanced weapons use and awareness training in explosives, radiological, and biological/ chemical attacks. They are deployed daily to various locations in the city.
Counterterrorism Division.
The counterterrorism division oversees a range of activities including:
Joint terrorist task force (JTTF).
The JTTF is a national security force which includes both members of the NYPD and the FBI, and operates both within New York City and globally. This partnership allows nationally classified documents to be used by the NYPD, and for local information to be shared at the national level.
Terrorism threat analysis group.
The Terrorism Threat Analysis Group is responsible for the analysis and sharing of intelligence to various agencies including other police departments.
World Trade Center command.
The World Trade Center command provides security around the World Trade Center.