The former anchor, Stephanie Hockridge, who once worked for a Phoenix station, participated in an elaborate scheme that illegally obtained more than $63 million, prosecutors said.

The rapper and actor, who performed in Los Angeles on Saturday, said doctors had also discovered a hole in his heart, prompting him to cancel his world tour.

A charismatic orator in the 1960s, he called for armed resistance to white oppression. As a Muslim cleric, he was convicted of murder in 2000 and died in detention.