The steady hum of the tractors reverberates in my ears as I sit on the back of my horse behind the ally way. I take a steady breath in through my nose and out through my mouth. My horse swishes her tail in anxiety of the pending run, and I feel her muscles quiver underneath as the tractor grinds to halt to allow the next runner in the arena. “One Mississippi” I say quietly as I hear my name through the squelchy speakers. My horse jogs in place as the anticipation of the ally