LEXINGTON, Kentucky, Nov. 10–Akiko Yamazaki became a star rider when she rode Matrix to win the US Dressage Final Prix St. Georges Championship adult amateur division Sunday, a role she is less well known than being the owner of America’s…

Axel Steiner of the United States judged his last CDI Saturday night, the Sydney Equitana World Cup Freestyle, ending 25 years as an International Equestrian Federation FEI “O” (now 5*) judge…