Federal Bureau of Investigation
The FBI Crisis Negotiation Unit (FCNU) is a 24/7 operational response to crisis and to negotiate person(s) who are threatening to commit suicide or other harmful situations after a crime has been committed. The FBI's lead negotiator contacts the person(s) involved, with a hard-wire phone line to communicate with the person(s) to try convincing them to give themselves up to local police who are on stand-by.