The PRCA is closely monitoring the situation of a confirmed case of Equine Herpes Virus (EHV-1) in a horse that participated in the National Western Rodeo in Denver on January 7-28, 2013. The horse was part of a team of horses that pulled a stagecoach into the arena during each performance. The affected horse is being treated in isolation at Colorado State University and is responding to treatment at this time.

link