Oklahoma City, Oklahoma, June 20, 2015 – 177 of the nation’s leading middle school and high school equestrians competed at the Oklahoma State Fairgrounds in Oklahoma City, Oklahoma, June 25-26, 2015. The Interscholastic Equestrian Association (IEA) student-riders competed in the Western discipline during the National Reining Horse Association (NRHA) Derby. The NRHA and the National Reining Horse Youth Association (NRHyA) are alliance partners of the IEA and sponsored the event. The finalists represented 35 teams from six zones throughout the United States. Individuals and teams participated in multiple competitions during the 2014-2015 regular season shows and zone finals to qualify for the IEA National Finals competition.