Deloitte, one of the "Big Four" professional services firms, has announced its sponsorship of Laura Graves as she pursues her goals of riding for the United States at the 2015 Pan American Games in Toronto and the 2016 Olympic Games in Rio de Janeiro. News of the sponsorship, which is unprecedented in the sport of dressage, was shared with media members at a cocktail event on Saturday afternoon at Betsy Juliano's Havensafe Farm in Wellington