World No 7 Tomas Berdych will lead the Czech Davis Cup team in their semi-final clash against Argentina later this month.
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.
Novak Djokovic won 12 of the last 14 games of his match against Lorenzo Musetti to crush the Italian 6-2, 6-2 and move into the quarter-finals of the Miami Open in his best performance since the Australian Open.
Sharapova's quarter-final defeat by Williams at the 2016 Australian Open was the last competitive match the Russian played for 15 months after she received a doping ban while American Williams was on a maternity break for most of 2017.
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.
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.
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.
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.
World number one Rafael Nadal was installed as the top men's seed for the US Open on Monday as the Spaniard bids to complete a career grand slam.
The world number one's bid to emulate Bjorn Borg's five successive titles at the All England Club gathered momentum when he won his 50th consecutive grasscourt match, beating Argentine teenager Juan Martin Del Potro.
Roger Federer is looking forward to facing his great rival for the French Open crown a year after Rafael Nadal missed their rendezvous in the final. With usual contenders Nikolay Davydenko of Russia and Argentine Juan Martin Del Potro having pulled out injured, the road looks clearer for another Roger versus Rafa classic.
Russia's Nikolay Davydenko hopes his dazzling displays to win the ATP World Tour Finals title will finally allow him to step out of the shadow of compatriot Marat Safin who retired this month.
Marat Safin, widely regarded as one of the most gifted players of his generation, brought down the curtain on a chequered career when he bowed out to US Open champion Juan Martin del Potro in the Paris Masters.
World number one Roger Federer missed out on a fourth successive Swiss Indoors title when he lost to third-ranked Novak Djokovic in the final of his hometown tournament on Sunday. The Serbian won 6-4, 4-6, 6-2 to record his third win over Federer in five meetings this year.
Jurgen Melzer upset top seed Marin Cilic 6-4, 6-3 in the final of the Vienna Open on Sunday to become the first home player to win the tournament for 21 years.
Top seed Marin Cilic stayed on course for a third ATP title this year with a comfortable victory over Spain's Feliciano Lopez in their Vienna Open quarter-final on Friday.
American Andy Roddick has booked his place at the World Tour Finals with four weeks of the season remaining, the ATP said on Tuesday.
World number two Rafael Nadal has pulled out of next week's Thailand Open because of an abdominal injury, organisers said on Monday. The Spaniard was due to visit the Kingdom this week for a beach holiday ahead of the $608,500 tournament in Bangkok. He will stay in Spain to receive treatment for what his doctor said is an acute rupture of an abdominal muscle.
Roger Federer sought consolation in a golden summer rather than dwelling on defeat after his upset loss to Juan Martin del Potro in the US Open final.
Briton Andy Murray overcame sweltering heat to beat Argentine Juan Martin del Potro 6-7, 7-6, 6-1 in the Montreal Masters final on Sunday. A day after replacing Rafael Nadal as world number two, Murray delivered a gritty performance to wear down the towering Argentine in two hours, 42 minutes.
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.
Making women play best of five-set matches at the grand slams would be a waste of time because they are not fit enough to last the distance, former Wimbledon champion Lleyton Hewitt said on Tuesday.
World number two Roger Federer fended off a feisty challenge from German qualifier Mischa Zverev on Friday to win 7-6, 6-2 and set up a semi-final against defending champion Novak Djokovic. Serbian Djokovic eased confidently into the last four with a 6-3, 6-4 win over Argentine fifth seed Juan Martin Del Potro.
World number one Rafael Nadal continued his smooth progress at the ATP event in Indian Wells on Tuesday, easing past Russian Dmitry Tursunov 6-3, 6-3 to reach the fourth round. Champion Novak Djokovic though survived a testing second set to beat German Tommy Haas 6-2, 7-6.
The Indian challenge at the BNP Paribas Open ended after Leander Paes and Mahesh Bhupathi lost their respective second-round doubles matches at the US $4.5 million tennis tournament in Indian Wells. The twin losses rounded off a disappointing Indian campaign at the hard-court event, where Sania Mirza couldn't go past the second round in women's singles and crashed out of doubles in the first round itself.
Jo-Wilfried Tsonga won his maiden Masters Series event when he beat Argentine David Nalbandian 6-3, 4-6, 6-4 in the final of the Paris Masters on Sunday to clinch the last qualifying spot for the season's finale in Shanghai. The 23-year-old Frenchman joined Rafael Nadal, Roger Federer, Novak Djokovic, Andy Murray, Nikolay Davydenko, Andy Roddick and Juan Martin del Potro as the players who qualified for the Masters Cup, which will start on Nov. 9.
Roger Federer will take on David Nalbandian in the Swiss Indoors final after the Basel-born, world number two's bid for a third straight hometown title continued with an easy semi-final win on Saturday.
Roger Federer set up a rerun of his US Open final against Andy Murray by dispatching rising Argentine Juan Martin del Potro 6-3, 6-3 in the Madrid Masters quarter-finals on Friday. Top seed Rafael Nadal also progressed with a combative 6-4, 6-4 win over fellow Spaniard Feliciano Lopez.
Russian Igor Kunitsyn ended the run of Indian qualifier Somdev Devvarman with a 6-4, 6-1 victory in the quarter-finals of the Washington ATP.
The second seeds Indian pair beat the Argentine combine of Juan Martin Del Potro and Guillermo Canas 6-7, 6-3, 10-7 in an hour and 44 minutes in the semi-finals at 's-Hertogenbosch, the Netherlands.
The world number one crushed Argentina's Juan Martin del Potro 6-1, 6-4 in the Swiss Indoors second round.
Defending champion Lleyton Hewitt lost to French qualifier Jo-Wilfried Tsonga in his first match at the Queen's grasscourt tournament.
Andy Roddick and Nadia Petrova suffered a recurring nightmare, sliding out in the first round for the second year running.
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.
James Blake was given a place in the Las Vegas Open quarter-finals after his opponent retired with breathing problems.
Rafa Nadal admitted to being a bit scared on his return to action at the China Open this week after sustaining two injuries in what has been a "difficult year" for the world number two.
It was not expected to happen but Juan Martin del Potro did not care. The Argentine left Roger Federer, and the rest of the tennis world, stunned as he subdued the five-times champion in a pulsating five-set final to claim the US Open crown on Monday.
Robin Soderling kept his wits about him in a heated 6-3, 7-5, 5-7, 4-6, 6-4 win over Fernando Gonzalez to reach the French Open final on Friday. Sweden's Soderling, the conqueror of champion Rafael Nadal, withstood a fierce fightback from the Chilean 12th seed to march into his first Grand Slam final.
Top seed Rafael Nadal swept aside Swede Robin Soderling 6-1, 6-0 at the Rome Masters on Thursday to book a quarter-final with fellow Spaniard Fernando Verdasco while Novak Djokovic and Roger Federer also had easy wins. Holder Djokovic breezed past 13th seed Tommy Robredo 6-1, 6-1 to set up a last-eight clash with Argentine Juan Martin Del Potro and Federer beat the number 16 seed Radek Stepanek 6-4, 6-1 to avenge last year's defeat here by the Czech.