Battle-scarred Argentine Juan Martin del Potro clinched his 21st career title with a 6-4, 6-4 win over Kevin Anderson in the Mexican Open final in Acapulco on Sunday.
Federer and world number one Nadal won the first three grand slam titles of the season as they came back to prominence with a bang, and nothing suggests their first-round opponents, American Frances Tiafoe and Serbian Dusan Lajovic, will bother them.
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.
Rohan Bopanna and Pablo Cuevas yet again failed to click as a team, losing the closely-fought opening round of the ATP Indian Wells Masters to Novak Djokovic and Viktor Troicki, in Indian Wells
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.
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.
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.
Organisers of this year's US and French Opens established bio-secure 'bubbles' for players, who were not allowed to leave their hotel rooms except to train and play.
'I wake up today and say to myself, 'Today is the day that I'll play'. I need to play with the right energy, and I need to increase the level of my game'
Roger Federer blamed troubled preparations for his US Open quarter-final exit on Wednesday, saying he had spent most of the time leading up to the year's final Grand Slam worrying about his back instead of focusing on training.
Rafa Nadal ended a relatively barren year on a thrilling high when he battled back from a set down to beat Argentina's Juan Martin Del Potro and secure Spain's fifth Davis Cup tennis triumph on Sunday.
Rafa Nadal mounted a thrilling comeback back from a set down to beat Argentina's Juan Martin Del Potro 1-6, 6-4, 6-1, 7-6 and clinch Spain's fifth Davis Cup tennis title on Sunday.
Marin Cilic sent Croatia into the Davis Cup final with a 6-3, 6-2, 7-5 victory against Richard Gasquet on Sunday that gave the hosts a 3-1 win over France.
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.
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.
IMAGES from the French Open matches played on Thursday
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.
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.
Roger Federer and Rafael Nadal are just one step away from a US Open semi-final clash but both face tricky challenges to set up what would be their maiden encounter at Flushing Meadows.
Rafael Nadal, whose all-time claycourt record now stands at 414-36 says nobody should assume his feats are routine and that each victory is celebrated like the first.
Juan Martin del Potro could be a 'nightmare opponent' for Rafael Nadal when they clash in the French Open semi-finals on Friday, according to former champion Mats Wilander.
Wawrinka's last ATP title came in 2017 before the former world number three underwent knee surgery.
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.
Rafa Nadal thrashed Juan Monaco and David Ferrer rallied to fell Juan Martin Del Potro in five thrilling sets to give Spain a 2-0 lead over Argentina in the Davis Cup final on Friday that put the favourites on the brink of a fifth title.
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.
Former world number one Mats Wilander says only two things can keep Roger Federer from advancing - injury and distraction.
World number three Roger Federer cast aside bad memories to defeat Argentina's Juan Martin Del Potro 6-3,7-5 at the Cincinnati Open on Tuesday.
World number one Rafael Nadal said on Wednesday he would skip the Asian leg of the ATP tour to recover from the knee injury he picked up at the US Open, a decision that will boost Novak Djokovic's chances of ending the year top of the rankings.
Top seed Roger Federer was finally forced to work hard for a win at the Swiss Indoors tournament as he fought back to beat Adrian Mannarino 4-6, 6-1, 6-3 in his quarter-final on Friday.
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.