This Day in History: 1973-07-27

In preparation for the Aug. 4 Whitney Stakes, Secretariat worked a mile at Saratoga Racecourse in 1:34 over a muddy track. His workout time was 4/5 of a second lower than the 55-year-old track record for the distance. He galloped out another eighth of a mile for a final time of 1:47 4/5, which was 2/5 of a second lower than the track record.