The story of the Rio 2016 Olympic dressage gold medal winner with Team GB rider Charlotte DujardinValegro is nothing short of a worldwide phenomenon: a horse who has taken the sporting world by storm. In an unprecedented career, he has gone from rejection to concurrent Olympic, World and European Gold and a World No 1 ranking - leaving a trail of broken World records in his wake.From gangly youngster to 'the best the world has ever seen', this is...