The Tennessee Walking Horse National Celebration is heralded as a festive event, one that draws hundreds of people to Shelbyville, Tenn., each summer. Unfortunately, what happens behind the scenes for some of these horses is hardly worth celebrating.For decades, the Tennessee walking horse industry has been plagued with reports of soring—a practice utilized by some trainers of purposefully inflicting pain to achieve an exaggerated, high-stepping gait in horses.
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