Petra Kvitova defeats Victoria Azarenka in the final of the WTA Tour Championships . The Czech wins 7-5 4-6 6-3 to add the title to her Wimbledon crown earlier this season . Kvitova told the official WTA Tour website : `` It was unbelievable tennis . TL;DR
Petra Kvitova defeats Victoria Azarenka in the final of the WTA Tour Championships . The Czech wins 7-5 4-6 6-3 to add the title to her Wimbledon crown earlier this season . TL;DR