Churchill Downs, the cathedral of horse racing, turned into a horse graveyard at last year's Kentucky Derby; exploring the sport beneath the pageantry, where a quest for faster horses is causing alarming breakdowns.
Production companies：
The New York Times
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FX Productions
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Overview：Churchill Downs, the cathedral of horse racing, turned into a horse graveyard at last year's Kentucky Derby; exploring the sport beneath the pageantry, where a quest for faster horses is causing alarming breakdowns.
