Hopes for a first locally-trained winner of the Premier Greyhound Racing Kent Derby in four years this weekend are high with three runners in tonight’s (Saturday) £20,000 feature race trained in the county. English Greyhound Derby finalist King Memphis and Hunt Cup champion Havana Top Note, trained by Ashford’s Elizabeth and Rab McNair, as well as Open Race winner Atomic Crimes, trained by Harvel’s Tony Collett, have all qualified for Central Park Stadium’s showpiece. King Memphis caught the eye most when lowering his own track record in semi-final two where he stopped the clock at 28.57sec – …