Fred, a citizen of California, is driving while intoxicated as defined by state law. He causes an accident which kills Barney and injures Barney's son. A federal prosecutor files charges against Fred for the crimes of DUI and vehicular homicide. Barney's family sues Fred for property damage, personal injury, and wrongful death. Why are there two different types of actions - civil and criminal - arising from the same event? How does this benefit society