Malcom X was the Minister of the Nation of Islam up to March 1964. He left the Nation of Islam and formed the Muslim Mosque, Inc. and the Organization of Afro-American Unity. Malcom X was assassinated in 1965 while delivering a speech in New York City. Norman Butler, Thomas Johnson and Talmage Hayer were convicted of Malcom X's murder and all three were sentenced to life in prison. The FBI investigated Malcom X to verify communist influence.