Roger Ferdrer came up with a solid all-round display to beat world No 1 Rafael Nadal 6-4, 6-3 in the final and win the Shanghai Masters on Sunday.
Swiss tennis star Martina Hingis has said that Li Na's retirement was a loss to world tennis, while also crediting the Chinese ace of raising the game's profile in her home country and across Asia.
Andy Murray is performing a delicate balancing act as he prepares for a claycourt Davis Cup final and the ATP World Tour Finals on an indoor hardcourt at the O2 Arena.
Former world number one Rafael Nadal ended his season on Thursday as he has yet to fully recover from a wrist injury that has hampered him since the French Open in May.
Here is a quick glance of all the highs and lows from Nadal's stupendous career:
Roger Federer produced a vintage performance to best Andy Murray 6-3, 6-4, 6-7, 6-3 and move into the semi-finals of the Australian Open.
It will be the second consecutive final for Paes and Angel, who also reached the final at Montrrey Challenger last week, ending runners-up to Jeevan Nedunchezhiyan and Marcelo Arevalo.
As the new World No 1, Andy Murray could be troubled by the weight of expectations on his shoulders at the ATP World Tour Finals, but the Briton just wants to enjoy his new status.
World number six Milos Raonic has withdrawn from the French Open having failed to recover from a foot injury, the 24-year-old announced on Thursday.
The Serbian Wimbledon champion extended his win streak to nine, wrapping up the final in 75 minutes without facing a break point and booked his place at next month's ATP Finals.
Tsitsipas had lost all five previous matches against the Russian, but turned the tables in impressive fashion.
Former world number one Rafael Nadal displayed more signs of a return to top form with a ruthless 6-2, 6-1 hammering of Stanislas Wawrinka to reach the semi-finals of the Shanghai Masters on Friday.
Rafael Nadal is expected to be released from a clinic in Barcelona on Tuesday after undergoing a successful appendectomy, the world number three's spokesman said.
The two cases shocked the tennis world with many fuming at how they were handled by the authorities.
Frenchman Julien Benneteau caused a stir during an interview on French radio station RMC Sport on Sunday in which he said tournament referees were often kinder to Federer when it came to scheduling his matches.
Andy Murray has pledged 50 pounds ($77.59) to children's charity UNICEF for every ace he hits for the rest of the year after being moved by television images of refugees fleeing to Europe.
World No 2 Federer became the first player to book his place in the semi-finals of the season-ending ATP World Tour Finals by seeing off a spirited challenge from 20-year-old Alexander Zverev of Germany 7-6 (8-6), 5-7, 6-1 in a thrilling round robin clash that lasted two hours and 11 minutes on Tuesday.
The Swiss star underwent arthroscopic right knee surgeries in February 2020 and May 2020. Federer has played five tournaments since having those surgeries, all of which came this season.
Federer dismisses Nadal's suggestion to play ATP Finals on clay
There comes a moment in all great sporting careers when the puzzle fits together and for Kei Nishikori it arrived on a sweltering early September afternoon in New York.
Roger Federer's decision to withdraw means Switzerland can no longer take part in the nation-based event on January 3-12
Jannik Sinner won his maiden Grand Slam title at the Australian Open on Sunday.
Roger Federer claimed an eighth Swiss Indoor title when he outlasted Argentina's Juan Martin del Potro 6-7(5), 6-4, 6-3 in front of a partisan Basel crowd on Sunday.
Novak Djokovic claimed his third ATP World Tour title in a perfect season by beating top-seeded Spaniard Rafa Nadal 4-6, 6-3, 6-2 in the final of the Indian Wells ATP tournament on Sunday.
American qualifier Steve Johnson is through to his first ATP Tour semi-final after an emphatic victory at the Delray Beach Open on Friday.
Kei Nishikori has set his sights on making a grand slam breakthrough in 2017 after the Japanese world number five concluded a successful season in which he claimed one ATP Tour title, an Olympic medal and recorded a career-high 58 wins.
Unseeded Australian Daria Gavrilova upset fifth seed Petra Kvitova, of the Czech Republic, 6-2, 6-1 in the first round of the China Open on Saturday as Serbia's Aleksandra Krunic showed stunning powers of recovery to pull off her own shock win over sixth seed Elina Svitolina.
Former world number one Roger Federer looked like his old self when he beat Argentine Juan Martin Del Potro 6-3, 4-6, 6-3 at the Paris Masters on Friday to set up a semi-final clash with Novak Djokovic. Top seed Rafa Nadal destroyed local favourite Richard Gasquet 6-4, 6-1 as he stepped up his bid for a record sixth Masters Series crown in the same season.
Spain's Tommy Robredo shocked world number one Novak Djokovic 7-6(6), 7-5 on Thursday to move into the quarter-finals of the Western and Southern Open in Cincinnati.
French Open and Wimbledon champion Alcaraz, who won both of his previous meetings with Sinner this year, recovered from a slow start to wrap up victory in three hours, 21 minutes and improve his head-to-head record with the Italian to 6-4.
Milos Raonic of Canada will take on defending champion Novak Djokovic in the final of the Paris Masters.
Italian Bracciali banned for life, Starace for 10 years
Top-ranked Iga Swiatek of Poland faces Irina-Camella Begu of Romania in the opening round of the women's draw with second-seeded American Coco Gauff taking on Australian Ajla Tomljanovic.
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.
Roger Federer began his pursuit for a sixth Swiss Indoors Basel title with an explosive 47-minute 6-2, 6-1 victory over Gilles Muller on Wednesday after Rafael Nadal reached the quarter-final with a 6-1, 6-1 win against Pierre-Hugues Herbert.
Roger Federer called for a merger between the two governing bodies last month, with both Simon and ATP Tour Chairman Andrea Gaudenzi welcoming the suggestion. But some top WTA players have said they want an equal standing for the women players in a combined body.
Novak Djokovic beat defending champion David Ferrer of Spain 7-5 7-5 to win the Paris Masters on Sunday and keep alive his hopes of reclaiming the world number one spot by the end of the year.
Australian Open chief Craig Tiley believes any Saudi Arabian investment in tennis would not have the same impact as in golf.
World number one Novak Djokovic continued his dominance of Kei Nishikori with a 6-3, 7-5 victory in the final of the Rogers Cup in Toronto on Sunday.
Laura Siegemund entered the record books with her defeat of fifth-seeded Xiyu Wang of China in four hours, nine minutes at the Thailand Open in Hua Hin on Wednesday.