The Horse Magazine’s Chris Hector with photos by Roz Neave report from Jerez de la Frontera, Spain….
JEREZ DE LA FRONTERA, Spain, Feb. 28, 2016–Sönke Rothenberger and Cosmo 59 completed their domination of the CDI3* with victory Sunday over Britain’s top riders in the first Grand Prix Special for the German pair. Sönke and the nine-year-old Cosmo…