The sixth seeds beat Nikolay Davydenko of Russia and Nicolas Kiefer of Germany 6-3, 6-4 in their second round match at the Masters Series. Leander Paes and his Australian partner Paul Hanley, seeded eighth, will take on Daniel Nestor of Canada and Nenad Zimonjic of Serbia in the quarter-final on Tuesday.
Germany's Nicolas Kiefer had his Australian Open preparations thrown into disarray after injuring his ankle during his Hopman Cup clash against Slovakia's Dominik Hrbaty in Perth on Thursday.
Fernando Verdasco and Feliciano Lopez handed champions Spain a 2-1 lead in their Davis Cup World Group quarter-final after beating German doubles pair Nicolas Kiefer and Mischa Zverev 6-3, 7-6, 6-7, 6-3 Saturday.
Former world No 1 and second seed Lleyton Hewitt was shocked by the 143-ranked German in the quarter-finals of the Mumbai Open.
Hosts Germany snatched a 2-1 victory against holders Sweden with a win in the doubles rubber on Friday to set up a World Team Cup final against Serbia. Nicolas Kiefer and Mischa Zverev carved out a thrilling 7-6, 4-6, 13-11 win against Robin Soderling and Robert Lindstedt to give the Germans the winning point and reach the final in Duesseldorf for the seventh time.
Rafael Nadal beat Andy Murray 7-6, 6-3 to set up a Toronto Masters final against resurgent German Nicolas Kiefer.
The second seeds play the winner of the tie between Wayne Black/Kevin Ullyett and Nicolas Kiefer/Rainder Schuettler in the Pacific Life Open.\n\n
Novak Djokovic recovered from dropping his first set of the tournament to beat American Amer Delic 6-2, 4-6, 6-3, 7-6 in the third round of the Australian Open on Friday.
James Blake beat German Nicolas Kiefer 3-6, 6-3, 6-4 in the first round of the Swiss Open to keep his Masters Cup qualifying chances intact.
Unseeded Argentine David Nalbandian inflicted a shock 6-1, 6-2 defeat on world number two Rafael Nadal in the Madrid Masters on Friday to earn a semi-final showdown with young Serb Novak Djokovic.
Germany's Nicolas Kiefer was awarded the third wild card into the singles main draw of the Mumbai ATP event.
Rafael Nadal continued his drive towards Roger Federer's number one ranking with a 6-3, 6-2 win over Nicolas Kiefer in the Toronto Masters final on Sunday. Nadal, playing his first event since an epic five-set victory over Federer in the Wimbledon final on July 6, claimed his seventh title in 2008 by winning his fifth final in a row since mid-May.
World number one Roger Federer swept into the final of the Halle Open with a 6-1, 6-4 victory over Nicolas Kiefer.
American Ginepri, who won the Indianapolis title in 2005 and reached the semi-finals last year, was upset by 83rd-ranked Michael Berrer of Germany 3-6 6-2 6-1.
Rafael Nadal shrugged off a bout of jet-leg to beat Nicolas Kiefer before David Ferrer outpunched Philipp Kohlschreiber to give Spain a 2-0 lead over Germany on day one of their Davis Cup quarter-final. Nadal won 7-6, 6-0, 6-3 while Ferrer rallied aftewr losing the first set to win 6-7, 6-3, 6-4, 6-2.
Second seed and defending champion Lleyton Hewitt was beaten by Frenchman Julien Benneteau to cap a day of surprises at the Las Vegas Open.
Serena Williams and Andy Murray had brief hiccups on the way to convincing victories at the US Open, each choosing different tactics to remain on track for a long ride into the year's final Grand Slam.
Nadal's victory meant that the top 16 men's seeds advanced to the third round for the first time in a Grand Slam.
Roger Federer beat Germany's Nicolas Kiefer while Croatian Ivo Karlovic ground down Czech fifth seed Tomas Berdych. The other semi-final will be contested between Jarkko Nieminen and Marcos Baghdatis.
David Nalbandian beat world number three Novak Djokovic 6-4, 7-6 to enter his first final of the year.
The world number two retained the RCA Championship title with a comfortable 6-2, 6-3 victory over Germany's Nicolas Kiefer.
Only three months since his return to the tour after an injury, the German has clawed his way back to 131 from 404.
Fernando Gonzalez came back from a set down to beat Ivan Ljubicic 2-6, 6-3, 6-4 and reach the final of the China Open.
Novak Djokovic opened his title bid at the Montreal Masters with an impressive 6-3, 6-3 win over Nicolas Kiefer.
Second-seeded James Blake, hunting his first ATP title in six months, booked his place in the Los Angeles Classic final with a 6-3, 4-6, 6-3 victory over South Korea's Lee Hyung-taik on Saturday.
Germany's Nicolas Kiefer, inching his way back to top form after a long injury layoff, crushed Russian Igor Kunitsyn 6-3 6-2 in the second round of the Los Angeles Classic on Wednesday.
World number three Andy Roddick advanced to the final of the invitational Kooyong Classic after Nicolas Kiefer withdrew just four minutes into their match with an ankle injury.
The Netherlands beat Germany 3-0 while the United States topped their group despite losing 2-1 to Sweden.
Ivan Ljubicic and Gaston Gaudio were the biggest casualties in second-round matches at the Hamburg Masters
Tim Henman put injury behind him to carve out a 7-5 6-4 first-round victory over Germany's Nicolas Kiefer at the World Indoor Tournament.
Lleyton Hewitt breezed into the last four of the Tennis Channel Open with a 6-2, 6-0 win over Philip Kohlschrieber
The world number one was pushed by the Russian but survived to book his place in the last four of the Australian Open against German Nicolas Kiefer.
The German won 6-3, 0-6, 6-4, 6-7, 8-6 to reach his first Grand Slam semi-final in 35 attempts.
Former world number one Marat Safin was dumped out in the first round of the Cincinnati Masters on Monday, beaten 6-3 7-6 by German Nicolas Kiefer.
World number one Roger Federer said he hoped to use this week's Halle Open as a springboard to capturing a second straight Wimbledon crown.