Federer: 300 weeks number one

Roger Federer added another record to make tennis score his 300th week as leader of the world rankings. Federer defeated effort to Swiss Stanislas Wawrinka 4-6, 7-6 (7-4), 6-0 to advance to the quarterfinals of the tournament in Shanghai. "I am happy to have been able to reach 300 weeks, is an amazing figure and a record for me," said Federer. "It's a huge accomplishment." It was the twelfth victory in 13 meetings with Federer Wawrinka, whom he defeated in their last nine on hard surfaces. "Stan played the important points better, I think I was a little slow in the beginning," admitted Federer, who felt "certain muscle pain" after his debut match in the Chinese city. The Swiss feel your breath on the nape of the Serbian Novak Djokovic, ranking second ambition and regain first place. "If I have the opportunity to clear that I would love to finish the year as world number one," said the winner of a record 17 Grand Slam titles. In other matches played today German veteran Tommy Haas gave the big surprise of the day by eliminating the Serb Janko Tipsarevic, sixth seed, 6-2, 6-1 and advance to the quarterfinals.

Verdasco Feliciano and fall to Djokovic and Cilic

Different was the overnight Serbian Djokovic, who advanced to the quarterfinals by defeating the Spanish Feliciano Lopez 6-3 6-3. Djokovic has won 67 games this season and four titles. The Serb has five victories against no defeats against Lopez, who suffered the service of world number two. "I'm enjoying my service efficiency," said Djokovic, who scored a dozen aces, including three in a game. "I'm not known for being a great punch," he admitted. "But so far it is working very well." Briton Andy Murray, champion of Shanghai in the last two years, had no trouble defeating Ukrainian Alexandr Dolgopolov, while Czech Tomas Berdych stopped American Sam Querrey 6-2, 6-7 (3-7) and 6-4. Another Spanish, Fernando Verdasco, was fired after falling 4-6, 6-1, 6-4 to Croat Marin Cilic. Frenchman Jo-Wilfried Tsonga is also quartered by defeating Marcos Baghdatis 6-2, 7-6 (7-2).