The FEI has confirmed it is investigating after Andy Kocher jumped in a derby at Spruce Meadows on Carollo the day after the combination won a three-round grand prix.
The US showjumper took the Queen Elizabeth II Cup, his first five-star grand prix win, on the 10-year-old gelding on 6 July, then rode the horse in the derby class the next day.
Video of the round, in which he racked up 28 faults, has been shared on social media, to widespread criticism.
Please click here to read the rest of the article as it appears on the Horse and Hound Website.
Article written by Eleanor Jones