Washington, D.C. – August 15, 2014 – The Washington International Horse Show (WIHS) is pleased to announce the opening of ticket sales for the 2014 competition scheduled for Oct. 21-26 at Verizon Center in downtown Washington, D.C. Tickets are available for purchase at the Verizon Center box office, online at www.Ticketmaster.com or by calling 1-800-745-3000. General admission tickets