The London 2012 Olympic medalist on his stunning comeback. Mark Todd's eventing career is the stuff of legends and encompasses one of the greatest sporting comebacks of all time. When he 'retired' from competing in eventing in 2000, he had already been named 'Rider of the Century' for his natural empathy with a horse and his extraordinary success, which included back-to-back Olympic gold medals, five Burghley wins and three Badminton...