Petra Kvitova of Czech Republic upset Maria Sharapova on Saturday’s semifinal to set up a title match against Agnieszka Radwanska of Poland at the WTA Finals in Singapore. Kvitova …
Poland’s Agnieszka Radwanska booked a place in the final of the WTA Finals Singapore after defeating GarbiƱe Muguruza of Spain in a thrilling three set marathon 6-7(5), 6-3, 7-5. …