John Riordan: how an unlikely Kentucky Derby win hit big for hundreds on sports investment app

AMERICAN DREAM: Mage, ridden by jockey Javier Castellano, crosses the finish line to win the 149th running of the Kentucky Derby at Churchill Downs. Picture: Michael Reaves/Getty Images
When Mage made a late dash to win Saturday evening’s 149th Kentucky Derby, it was the most watched sports event in the US since February’s Super Bowl.
The main attraction at Churchill Downs is always a strong inspiration for a well-dressed party and its popularity edges upwards each year even if the rest of the horse racing calendar holds little or no appeal.