Sister Mary Margaret Kreuper: Unholy Roller

To the families of St. James Catholic School in Torrance, California, Sister Mary Margaret Kreuper and Sister Lana Chang were the picture of morality and religious devotion. The two lifelong educators were known at St. James as stern disciplinarians, who instilled their students with Christian values that were disappearing from society. But the nuns had a secret addiction, an addition that would rip apart the small Christian community.