Kasatkina upsets Bertens in San Jose semi
No.4 seed Daria Kasatkina eased into her fourth final of the year at the Mubadala Silicon Valley Classic on Saturday, beating Elise Mertens of Belgium,
No.4 seed Daria Kasatkina eased into her fourth final of the year at the Mubadala Silicon Valley Classic on Saturday, beating Elise Mertens of Belgium,