Serena Williams, brimming with confidence and self-belief with every match she plays, stormed into the semi-finals of the US Open on Wednesday with a 6-1, 6-3 demolition of Ana Ivanovic.
World No 7 Tomas Berdych will lead the Czech Davis Cup team in their semi-final clash against Argentina later this month.
IMAGES from Europa League matches played on Thursday.
The gap between the leading four, which also contains Rafa Nadal and Andy Murray, and the chasing pack was again evident as Djokovic beat Argentine Juan Martin del Potro 6-3, 6-2 before Federer saw off fellow-Swiss Stanislas Wawrinka 7-6, 6-3.
World number two Novak Djokovic has a shot at revenge against Juan Martin del Potro, who ended the Serb's medal hopes at the London Olympics, when the two clash in the Cincinnati Open semi-finals on Saturday.
'In some ways it is good, maybe, if that was my last match because I lost my first match in the Davis Cup and I lost my last one. We close the circle'
Roger Federer had not beaten a top 10 player since January until he overcame Juan Martin Del Potro in the Paris Masters quarter-finals on Friday to secure a much-needed confidence boost.
Images from Friday's play at the US Open.
Three-times champion Roger Federer and twice winner Rafa Nadal won their quarter-final matches at the Indian Wells ATP tournament on Friday to set up an enticing last four showdown.
Argentine Juan Martin Del Potro claimed his 10th career ATP title when he beat local favourite Michael Llodra 6-4, 6-4 in the final of the Marseille Open on Sunday.
Argentine Juan Martin del Potro edged past local favourite and top seed Jo-Wilfried Tsonga 6-4, 6-7, 6-3 to reach the final of the Marseille Open on Saturday.
Roger Federer outclassed Argentina's Juan Martin del Potro 6-1, 6-4 in the final of the World Indoor Tournament on Sunday to win his first title of the year.
Top seed Roger Federer battled past Russian Nikolay Davydenko in an entertaining 4-6, 6-3, 6-4 triumph on Saturday to reach the World Indoor Tournament final.
Rafael Nadal set up an Italian Open semi-final with Stefanos Tsitsipas on Friday thanks to a 6-4, 6-0 win over Fernando Verdasco.
Roger Federer thrashed Juan Martin Del Potro 6-4, 6-3, 6-2 to reach the Australian Open semi-finals on Tuesday, exorcising a Grand Slam demon against the Argentine in his 1,000th tour match.
Juan Martin del Potro's summer renaissance continued on Monday as the unseeded Argentine advanced into the US Open quarter-finals when Austrian eighth seed Dominic Thiem quit their match with an injury.
Australia now have the opportunity to avenge last year's final defeat by Italy after world number one Jannik Sinner inspired the holders to a 2-1 victory over Argentina.
Juan Martin del Potro took advantage of an error-strewn Marin Cilic performance to beat the defending champion for a seventh time in a row on Saturday to set up another Swiss Indoors final showdown with Roger Federer.
India's Rohan Bopanna and his Pakistani partner Aisam-Ul-Haq Qureshi, on Friday, advanced to the final of men's doubles competition of the Stockholm Open tennis tournament, after a hard-fought victory over Marcos Baghdatis and Juan Martin Del Potro.
World No 1 Novak Djokovic will miss next week's China Open in Beijing with a back injury, the 24-year-old Serb said on Thursday.
Erratic serving cost Andy Murray dearly as the U.S. Open champion was knocked out of the BNP Paribas Open quarter-finals 6-7, 6-3, 6-1 by Argentina's Juan Martin Del Potro on Friday.
Argentina took a big step towards reaching the Davis Cup final when David Nalbandian and Juan Martin Del Potro secured a 2-0 lead over holders Serbia on Friday.
Juan Martin Del Potro stormed to a 6-4, 6-0 first round win over Finland's Jarkko Nieminen at the Rogers Cup on Monday, the Argentine continuing his impressive comeback with the US Open on the horizon.
A relentless Novak Djokovic shrugged off Juan Martin Del Potro while Andy Murray overcame a nasty ankle injury as the second and fourth seeds joined champion Rafa Nadal in the French Open fourth round on Saturday.
Former U.S. Open champion Juan Martin del Potro will play at the French Open starting this weekend, the Argentine said on Tuesday.
For a set not even the granite defence of Novak Djokovic could withstand the irresistible brute force of Juan Martin del Potro on Sunday but the Serb then rode out the storm to win the opening semi-final at the ATP World Tour Finals.
Juan Martin del Potro beat Roger Federer 7-6, 4-6, 6-3 to reach the semi-finals of the ATP World Tour Finals on Saturday.
Fifth seed Andy Murray, sixth-seeded David Ferrer and defending champion Ivan Ljubicic all fell by the wayside on a day of startling upsets at the Indian Wells ATP tournament on Saturday.
Former US Open champion Juan Martin del Potro eased into the second round of the Indian Wells WTA tournament with a 6-4, 6-0 demolition of Czech Radek Stepanek on Thursday.
Defending champion Fernando Verdasco ended Juan Martin del Potro's hopes of reaching a first final following a long injury layoff with a 6-4, 6-4 victory in the semi-finals of the San Jose Open on Saturday.
A round-up of the UEFA Champions League last-16 first leg matches played on Tuesday.
Former US Open champion Juan Martin Del Potro's comeback from injury faltered on Wednesday when his lack of match practice was exposed at the Sydney International.
World number three Novak Djokovic and US Open champion Juan Martin del Potro kicked off their Australian Open preparations with easy first-round wins at the Kooyong Classic in Melbourne on Wednesday. Del Potro cruised to a 6-3, 6-3 victory over Croatian Ivan Ljubicic, before Serbian Djokovic made light work of experienced German Tommy Haas 6-2, 6-3 at the eight-man invitational event.
It was a case of down but definitely not out as a Rafael Nadal kept picking himself off a slippery and dusty Centre Court surface to storm into the Wimbledon semi-finals with a pulsating 7-5, 6-7(7), 4-6, 6-4, 6-4 over Juan Martin del Potro.
The 30-year-old Swiss, who added a 17th Grand Slam title to his collection last month on the same Centre Court, survived a record-breaking scrap to win 3-6, 7-6, 19-17 in the longest men's three-set match played in the professional era.
Rain forced organisers to abandon play at Wimbledon on Wednesday with 19 scheduled matches either unfinished or yet to start.
US Open champion Juan Martin Del Potro will stand in for Roger Federer at the invitational Kooyong Classic in January if the Swiss world number one decides against defending his title, organisers said on Tuesday.
US Open champion Juan Martin del Potro posed for photographers atop the Empire State Building in New York on Tuesday morning.
Images from day one of the US Open tennis championships in New York, on Monday.
All of a sudden, talk of Roger Federer's supposed decline has disappeared and he is looming as the form player heading into the U.S. Open brimful of confidence.
