The Oak Tree Racing Association and the Del Mar Thoroughbred Club will partner this summer for a special day Aug. 3 to honor the late Clement L. Hirsch, who will be inducted this year into racing's Hall of Fame in the Pillars of the Turf category, the racetrack said in a release on Thursday. Hirsch's induction ceremony, with members of his family in attendance, will take place in Saratoga Springs, New York on Friday, Aug. 2. The following day, Del Mar will present Oak Tree Day at the Races featuring...