Last Updated: Monday, October 7, 2013, 19:59
World number three Maria Sharapova has withdrawn from the end-of-season WTA Championship in Istanbul due to the shoulder injury that kept her out of the recent US Open.
Last Updated: Wednesday, October 24, 2012, 12:48
Poland`s Agnieszka Radwanska defeated reigning champion Petra Kvitova of the Czech Republic, 6-3, 6-2 as the 2012 WTA Championships kicked off here.
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