Former champion Petra Kvitova became the first player to reach the quarterfinals at this year's Wimbledon, beating Carla Suarez Navarro of Spain 7-6 (5), 6-3 on Monday.
She was joined minutes later by Kirsten Flipkens of Belgium, who reached her first career Grand Slam quarterfinal by ousting Flavia Pennetta of Italy 7-6 (2), 6-3 - a year after her ranking plummeted as low as 262nd because of injuries.
In a busy day at Wimbledon, all remaining men and women were set to play their fourth-round matches. Top-ranked Novak Djokovic and Serena Williams were both playing on Centre Court later, along with second-seeded Andy Murray.
Kvitova served for the first set at 6-5 but was broken at love and then lost four straight points in the tiebreaker to trail 4-3. But she capitalized on a couple of errors by the Spaniard and converted her first set point when Suarez Navarro netted a backhand.
In the second, she broke to lead 4-2, and served out the match at love when Suarez Navarro sent a fo...