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Average Texas teen, Billie Jean Davy, is caught up in an odd fight for justice. She is usually followed and harrased around by local boys, who, one day, decide to trash her brother's scooter for fun. The boys' father refuses to pay them back the price of the scooter. The fight for "fair is fair" takes the teens around the state and produces an unlikely hero.。NOVA: Mysteries of Sleep Like virtually every other animal, humans need sleep to survive. But why? What do we gain from spending nearly a third of our lives in such a defenseless state? And what's at stake if we sleep poorly? The functions of sleep have long been something of a mystery. But now scientists are peering deep into the brain to see what happens while we snooze. One ...。