After decades of scandal, abuse, and drugging, horseracing was banned, sending Kentucky, once the horse capital of the world, into economic decline. But Limestone Corp's invention of an ultra-realistic robotic horse has raised the industry from the dead: the metalbreds are a new kind of horse, unburdened by pain or fear, and guided by a new kind of jockey - most notably, wunderkind Rosario Vicario. Vicario astonished the racing industry with a home-built...