Twisting in Air chronicles the gritty and glittery era when an extraordinary group of horses made Western movies come alive and explores how one of them, Cocaine, overcame a debilitating injury to become the fastest falling horse of all. Falling horses came into being in the 1940s after movie studios agreed to abide by the Hollywood Production Code's ban on cruelty to animals and stop using deadly trip wires, tilt chutes, and covered pits to...