Each year since 2010, as Thoroughbreds across the country face the end of their racing careers, the team at the Maryland-based Retired Racehorse Project step up with one purpose: "furthering founder Steuart Pittman's vision to increase demand for Thoroughbreds after racing and restoring their prominence in the equestrian world." With this goal in mind, the RRP created the inaugural 'Thoroughbred Trainer Challenge' in 2012--an event which gave four trainers just 100 days and an opportunity to showcase what a recently retired racehorse could do in a potential second career. That...