Kvitova downs Sharapova in WTA semis
WWOS staff
Petra Kvitova has upset the in-form Maria Sharapova 6-3 7-6 (7-3) on Saturday to set up a title match with Agnieszka Radwanska at the WTA Finals in Singapore.
Radwanska earlier reached the final when she halted the sensational debut of Spanish world number three Garbine Muguruzu 6-7 (5-7) 6-3 7-5 at the Indoor Stadium.
