He died of prostate and bone cancer, said his daughter, Yvonne Orr-El, who was among a handful of speakers at a news conference during which she and others alleged that he did not receive medical treatment in prison for 18 months after first noticing symptoms.

“Had my father received the treatment he needed, the healthy, strong, smiling, humorous, sarcastic man that I called my father would still be here today,” Orr-El, of Chicago, said standing in front of a MOVE-owned home in the 4500 block of Kingsessing Avenue.