Johanna Konta holds off Daria Kasatkina comeback to reach Sydney semi-finals

• British No1 battles to 6-3 7-5 victory over Russian • Sets up showdown with Canadian wildcard Eugenie Bouchard Johanna Konta held off a spirited comeback from Daria Kasatkina to book her spot in the semi-finals of the Apia International in Sydney. Related: Bernard Tomic upbeat despite defeat in Kooyong opener