Radwanska through to final of WTA Finals

The World No. 6 defeated Garbine Muguruza and will face either five-time Grand Slam winner Maria Sharapova or Petra Kvitova of the Czech Republic in Sunday's final.

Agnieszka Radwanska beat Garbine Muguruza 6-7 (5/7), 6-3, 7-5.   -  AP (File Photo)

Poland's Agnieszka Radwanska beat Garbine Muguruza 6-7 (5/7), 6-3, 7-5 on Saturday to reach the championship round of the WTA Finals for the first time in Singapore.

The defensive tactician drew on her deeper experience to down the fast-rising Spanish star and will face either five-time Grand Slam winner Maria Sharapova or Petra Kvitova of the Czech Republic in Sunday's final.

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