Local trainer Roger Teal is enjoying having a “live contender” in The Derby at Epsom Downs this Saturday. He’ll take Dancing Gemini to the iconic Surrey course, a well fancied Colt who is gaining momentum amongst punters this week. Britain’s richest horse race and the most famous of the five classics, The Derby sits in the middle of the Flat season’s triple crown, preceded by the 2000 Guineas. “To even have a runner in the Derby is something special, but to go there with a live contender is even better”, said Teal, who worked in Epsom for years as assistant to Philip Mitchell. City of Troy, tr…