LOXAHATCHEE, Florida, Mar. 24–Lars Petersen, the Florida-based Danish Olympian, rode Mariett to victory in the Olympic Grand Prix Special at his IHS Champions Cup CDI3* Saturday, posting the best score so far in the handful of national and CDI events…

Jim Koford of the United States on Saturday ruled out competing Pharaoh at the World Cup Final next month in what would have been his first ever championship, when the 13-year-old Belgian Warmblood gelding sustained a minor injury at the…