Ryan Dirteater to Retire from Professional Bull Riding at Conclusion of 2020 Season photo: Addie Hillenburg/Hillenburg Photos/Western Media and Sports PUEBLO, Colo. – Ryan Dirteater (Hulbert, Oklahoma), an eleven-time PBR (Professional Bull Riders) World Finals qualifier and 2016 World Finals event winner, has announced that he will retire from professional bull riding at the conclusion of the… Read More Dirteater to Retire at end of 2020 Season