Case Closed: Season 1, Episode 251

1 - 251: The Tragedy at the OK Corral

Because of Kogoro's love of horses he takes Conan and Ran to an OK corral ranch. One of their prize winning horses gets spooked and they all go running after her. They reach the horse and Conan finds blood on her horseshoe. They then find the farrier; one who shoes the horses, murdered.