Oct 5 (Reuters) - Petra Kvitova breezed past defending champion Garbine Muguruza 6-1 6-4 to move into the quarter-finals, while world number one Angelique Kerber battled past Barbora Strycova in the second round of the China Open on Wednesday.
Garbine Muguruza made a winning start to her WTA Finals campaign in Singapore, battling past Czech Republic's Lucie Safarova 6-3, 7-6 (7-4) in their White Group round-robin match.
Petra Kvitova saved 17 of 22 break points on her way to the 6-7 (10), 7-5, 6-4 win over newly crowned world No 1 and US Open champion Angelique Kerber, who committed eight double faults.
Sept 28 (Reuters) - Angelique Kerber suffered her first defeat as world number one when Petra Kvitova beat her 6-7(10) 7-5 6-4 in a marathon third- round match at the Wuhan Open in China on Wednesday.
World No 1 and top seed Angelique Kerber saw off determined Czech player Barbora Strycova 6-3, 7-6 (7/4) to reach the third round of the China Open in Beijing.