Cus D'Amato [SEP] cause of death
four months, thus supplanting Patterson's record. Rooney would later guide Tyson to the heavyweight championship twelve months after D'Amato's death. 
Footage of D'Amato can be seen in "Tyson", a 2008 documentary. Tyson credits D'Amato with building his confidence and guiding him as a father figure.
Death.
Cus D'Amato died at Mount Sinai Hospital of pneumonia in November 1985. He was 77.
Legacy.
Legacy Cus D'Amato Memorial Award.
Cus D'Amato Memorial Award was established by the Boxing Writers Association of America
in his life, Cus D'Amato, is expressed as Tyson chokes back tears. He reveals his vulnerability when he relates the fear that he felt when D'Amato died in 1985. Tyson was only 19 years old when he lost the one real parental figure in his life.
Tyson eventually unified the WBC, WBA and IBF title championship belts, becoming the undisputed heavyweight champion of the world. This turned into a traumatic event that was the root cause of Tyson's many personal issues. Tyson makes it apparent that his great stardom