Edited Press Release The Oklahoma Horse Racing Commission (OHRC) became the first in North America to adopt a rule which emulates the globally-recognized Category 1 interference philosophy at a Feb. 17 meeting. The amended rule changes the consideration of stewards when determining interference. The exact wording of the amended rule is below: "If the Stewards determine a hHorse or its rider has caused an interference and finished in front of the Horse it interfered with, and if not for the interference the Horse would have finished behind the horse it...