Monmouth Park's Listed Mr. Prospector S., traditionally contested in late September, was downgraded to a non-Listed Black-Type after moving to May 29 for the 2021 season. The substantial change on the calendar prompted a review by the American Graded Stakes Committee. The Committee's policy states, should a graded or eligible race be altered materially in age, sex, eligibility, racetrack location, or purse, or is substantially changed on the calendar (30 or more days), a review may result in a change in grade. If it is regarded as a new race,...