Carter was shot and killed by a rival group , and is celebrated by his supporters as a martyr in the Black Power movement in the United States .
Carter is credited as a founding member of the Southern California chapter of the Black Panther Party .
Carter was shot and killed by a rival group , and is celebrated by Carter 's supporters as a martyr in the Black Power movement in the United States .
Carter is credited as a founding member of the Southern California chapter of the Black Panther Party .