Beijing: Rafael Nadal took another step towards regaining the No. 1 ranking with a hard-fought win over Philipp Kohlschreiber at the China Open on Wednesday.
The 27-year-old Spaniard won 6-4, 7-6 (7-3) to set up a quarter final against Italy’s Fabio Fognini in Beijing.
Nadal will replace Novak Djokovic as No. 1 if he reaches the final, or the Serb fails to win the title.
In men’s doubles, Paes and his Canadian partner Daniel Nestor easily brushed aside the challenge of Americans John Isner and Sam Querrey 6-2, 6-2 in their opening round of the hard court tournament.
Paes and Nestor saved all three break points they faced, including two in the opening set and broke their rivals twice in each set for an easy win.
In women’s doubles, eight-seeded Sania Mirza and Cara Black got past Russia’s Anastasia Pavlyuchenkova and Lucie Safarova of Czech Republic 6-3, 6-2.
They will next face Chinese Taipei’s Yung-Jan Chan and Jie Zheng.
Home favourite Li Na overcame Germany’s Sabine Lisicki 7-5, 6-4 to set up a quarter final showdown with former Wimbledon champion Petra Kvitova.
The Czech, who won the Japan Open last weekend, overcame Italian fifth seed Sara Errani 6-4, 6-7 (3), 6-3 in their third round clash at the prestigious $5 million Beijing tournament.
World No. 4 Agnieszka Radwanska was one of a number of high profile women to win through in second round action on the hard courts at the National Tennis Centre as the Pole dispatched promising American Madison Keys 6-3, 6-2.
Radwanksa will next face Slovenian wildcard Polona Hercog, who stunned former world No. 1 Ana Ivanovic 6-4, 6-4 in the day’s only upset.
“It was a big challenge for me to go out there on a big court and play against Ana Ivanovic, and I’m just really happy the way it turned out,” Hercog said. “It’s probably one of the biggest victories for me.”
Germany’s Andrea Petkovic beat former French and US Open champion Svetlana Kuznetsova 4-6, 6-4, 6-1.