Following in his father’s stirrups: One jockey’s path to a history-making start at the Kentucky Derby

By Dana O’Neil, CNN Louisville, Kentucky (CNN) — In 2004, an old fraternity brother gave Ken McPeek a call, looking for a favor. Bruce Casella went to Eastern Kentucky, a few minutes’ ride from McPeek’s University of Kentucky but they both were Sigma Alpha Epsilon brothers with a shared affinity for horse racing. McPeek came