Trainer John Gosden has said that it was contamination "through an employee" that led to the ketamine positive returned by Juddmonte filly Franconia (GB) (Frankel {GB}) after her win in last June's Listed Abingdon Fillies' S. at Newbury. Gosden told a British Horseracing Authority disciplinary panel on Thursday that Franconia had been handled at the races that day by a stable worker who subsequently admitted to using ketamine recreationally. Franconia was disqualified from the win and Gosden was fined £500. Speaking to BBC Radio 4's Today Programme on Friday morning,...