September 10, 2016 – New York, NY – The Rolex Central Park Horse Show (RCPHS) is pleased to welcome back top dressage riders to Wollman Rink for competition in the U.S. Open Dressage, presented by The Axel Johnson Group, on Friday, September 23, and Saturday, September 24. In a very special appearance, Olympic gold medalists Charlotte Dujardin and Valegro will perform a freestyle demonstration on Saturday evening.