James Blake beat Russian Mikhail Youzhny in the second singles after American No 1 Andy Roddick outclassed Dmitry Tursunov in the opening rubber.
Britain's Andy Murray and Russia's Mikhail Youzhny became the latest seeds to fall in the Kremlin Cup when they lost to lower-ranked opponents in the second round on Thursday.
The second seed and runner-up last year, will meet Czech Tomas Berdych, the number seven seed, in the last eight.
The Indo-Czech pair went down to Russia's Mikhail Youzhny and Philipp Kohlschreiber of Germany in the BMW Open.
The Indo-Czech pair beat Germany's Andreas Beck and Dominik Meffert in the quarter-finals.
Croatian top seed Ivan Ljubicic beat Russia's Mikhail Youzhny 2-6 6-3 7-5 on Saturday to set up a final with second seeded Cypriot Marcos Baghdatis in the Zagreb Open.
The third seeded Indo-Czech pair went down tamely to Russia's Mikhail Youzhny and Serb Nenad Zimonjic in the doubles final at the Qatar Open.
The Indo-Australian pair got the better of Rainer Schuettler and Mikhail Youzhny 4-6, 6-4, 6-2 in the second round of Dubai Open.
World No 1 Novak Djokovic needed three sets to get past Gilles Simon in the Western and Southern Open second round on Tuesday, but Jo-Wilfried Tsonga lost to Mikhail Youzhny in his opener two days after winning the Rogers Cup in Toronto.
Novak Djokovic's gamble to test his injured ankle at the Monte Carlo Masters appeared to be backfiring but he dug his heels in to battle past Russian Mikhail Youzhny 4-6, 6-1, 6-4 in the second round on Wednesday.
World number one Novak Djokovic beat fellow-Serb Janko Tipsarevic 6-1, 7-6 in the quarter-finals of the Dubai Tennis Championships on Thursday to set up a meeting with Andy Murray in the last four.
Fourth seeds Paes and Lukas Dlouhy rallied to a three-set win against Yves Allegro of Switzerland and Fabrice Santoro of France.
Rohan Bopanna and Max Mirnyi beat Mikhail Youzhny and Mischa Zverev 6-3, 6-4 to move into the quarterfinals of the St Petersburg Open.
Tennis ace Leander Paes said Russia would be a tough opponent in next month's Davis Cup World Group tie but India are capable of defeating any side in the world in the prestigious team competition.
Top seed Robin Soderling powered into the Marseille Open final with a 7-5, 6-1 win over Dmitry Tursunov on Saturday and Marin Cilic joined him after a much sterner test.
Defending champion Serena Williams was knocked out by Jelena Jankovic in the quarter-finals of the Australian Open.
Dmitry Tursunov will take on Andy Roddick in Friday's first singles of the Russia-US Davis Cup final while Mikhail Youzhny meets James Blake in the second.
Spain's Rafa Nadal charged into his first US Open final after beating Mikhail Youzhny of Russia 6-2, 6-3, 6-4 in Saturday's first semi-final at Flushing Meadows.
David Ferrer crushed Switzerland's Stanislas Wawrinka 6-2, 6-4, 6-0 to fire depleted champions Spain into the quarter-finals of the Davis Cup on Sunday and set up a clash away to nine-times winners France.
Top seed Andy Murray battled past Fernando Verdasco in the semi-finals of the Valencia Open on Saturday, beating the fourth-seeded Spaniard 6-3, 2-6, 6-3 to set up a final against Mikhail Youzhny.
World number 16 Marcos Baghdatis of Cyprus will be seen in action at the 2008 Chennai Open. His confirmation adds to an impressive list that includes Rafael Nadal and Carlos Moya of Spain, and Russia's Mikhail Youzhny.
Marat Safin has withdrawn from the Russia team for the Davis Cup quarter-final against France with a knee injury
Local favourite Jo-Wilfried Tsonga set up a mouth-watering semi-final clash with top seed Novak Djokovic of Serbia when he downed Spaniard Feliciano Lopez 6-2, 6-7, 6-4 at the Marseille Open on Friday. World number three Djokovic breezed into the last four with a 6-3, 6-3 win over unheralded German Mischa Zverev.
The Australian Open champion will lead Russia in next month's Davis Cup World Group opening round tie against Chile.
Leander Paes and Lukas Dlouhy edged towards back-to-back titles as they advanced to the finals of the AIG Open in Tokyo.
Top seeds Leander Paes and Lukas Dlouhy entered the semi-finals with a 6-2, 7-6 (4) win over Alexander Peya and Philipp Petzschner.
The Indo-Belarussian pair beat Argentina's Martin Garcia and Sebastian Prieto at Flushing Meadows.
Five of the eight seeds had already been beaten in first round action this week.
Sweden defeated Russia 2-1 to win the World Team Cup for the fourth time on Saturday in a nerve-wracking final in Duesseldorf. It was the fourth time in the past eight years that Russia have lost the clay court event final while it was Sweden's first victory since 1995.
Sania Mirza and Leander Paes advanced to the second round of the doubles events with their respective partners at Wimbledon
The seventh seeds were subdued 6-1, 7-6 (4) by Janko Tipsarevic and Mikhail Youzhny
Frenchman Jo-Wilfried Tsonga said he was overwhelmed after his win over 14th seed Mikhail Youzhny at the Australian Open.
Justine Henin and Maria Sharapova set up an explosive Australian Open quarter-final with crushing wins.
Top seed Ivan Ljubicic was the only seed to reach the quarter-finals of the Zagreb indoor tournament
The 27-year-old Belgian picked out Spaniard Rafael Nadal and Russian Mikhail Youzhny as strong contenders for the Chennai Open.
Second seeds Rohan Bopanna and Aisam-ul Haq Qureshi progressed to the quarter-finals of the St Petersburg Open after a hard-earned win over Sergiy Stakhovsky and Mikhail Youzhny. The 'Indo-Pak Express', aiming to make the ATP World Tour finals, beat their unseeded opponents 6-2, 2-6, 10-3 in the first round of the US $663,750 hard court event.
Top seed Nikolay Davydenko tumbled out of the St Petersburg Open in the second round, going down to Croatian qualifier Marin Cilic.