This Day in History: 1973-09-29

With stablemate Riva Ridge scratched, Secretariat was left to compete in the 1 1/2-mile Woodward Stakes at Belmont Park. Prove Out, trained by Allen Jerkens, beat the 3-10 favorite Secretariat, who faded after 1 1/4 miles to finish second by 4 1/2 lengths.