Olympic dressage rider Courtney King-Dye talks about her accident, her rehab, and becoming a para rider. At the 2008 Olympics, Courtney King-Dye was the youngest member of the United States dressage team and was considered one of her countryâ€™s riding international stars with a bright future ahead. Less than two years later, her plans came to a screeching halt. Training at home, the horse Courtney was riding tripped, and the pair fell. Courtney hit her head and suffered a traumatic brain injury.