Jay Hayes and Riva Jay Hayes guided Riva to victory for owner Summerhill Farm in the Seven and Eight-Year-Old Division of the Jump Canada Young Horse Series he By | August 17, 2011 You're Listening to an article from Horse Canada.com. Jay Hayes and Riva news. Jay Hayes guided Riva to victory for owner Summerhill Farm in the Seven and Eight-Year-Old Division of the Jump Canada Young Horse Series Latest News No Poop-Scooping for BC Riders Industry, News, Provinces/Territories, Safety Foal with Cognitive Disorder Thrives Health, News Baby Donkey Has Two Mums News Przewalski’s Horses Return to Steppes News Horses and Bird Flu: Is There a Risk? Health, News More News