ANDRES CLUNG TIGHTLY TO Camilo’s waist as they cantered along the road to their house. He knew Camilo would want to gallop the rest of the distance, and he wanted no part of it. Camilo ignored his entreaties to stop. Jagged pain radiated outward from Andres’s spine to his rib cage as the horse sped-up. He slapped Camilo’s shoulder and screamed, “Let me down!” Camilo pulled tightly back on the reins and the horse lifted its front hooves high in the air. Andres grasped Camilo&...