The 2019 WIHS Regional Horse Show and USHJA Zone 3 Championship, presented by The Bishop Family, will return to The Prince George's Equestrian Center (PGEC) for their competition.  The annual event showcases local and regional riders, giving them a final chance to qualify for the coveted Washington International Horse Show (WIHS), which kicks off on Tuesday, October 22, 2019, at Capital One Arena in downtown Washington, D.C.