Willie Knapp

SARATOGA SPRINGS, N.Y. --The confluence of the number 13 and the word "upset" came into play perfectly Aug. 13, 1919, in a race that gave birth to Saratoga's oft-repeated citation as "The Graveyard of Favorites." Bad luck was a key ingredient to the only defeat of Man o' War, whose talents, even as a youngster, were considered otherworldly. That the Sanford S. was won by a horse coincidentally named Upset adds to the story. That the riders of both Man o' War and Upset were denied licenses--without comment from The...