Images from the US Open men's singles second round matches, at Flushing Meadows, New York, on Thursday.
Novak Djokovic turned on the style to outclass old adversary Rafael Nadal and reach the final of the ATP World Tour Finals with a 6-3, 6-3 victory at the 02 Arena in London, on Saturday.
The decision by the 36-year-old Swiss, who was stunned in the final of last year's Rogers Cup in Montreal by German Alexander Zverev, comes less than two weeks after his quarter-final loss at Wimbledon.
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.
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.
Gunning for a record seventh appearance at the Olympics this year, one more milestone beckons veteran Indian tennis star Leander Paes which is a testament to his longevity on the professional circuit. If the 42-year-old veteran manages to win 11 more matches on the ATP doubles tour this season, he will displace American Sherwood Stewart in the list of players with most number of doubles wins. Stewart is sitting sixth in the table with 728 wins while Paes, a winner of 17 Grand Slam titles, has taken his number to 718 after reaching the third round of the ongoing French Open in Paris. These staggering statistics do not include Paes' victories in the mixed doubles event and the ones on the ATP Challenger Tour. Last year when Paes recorded his last win of the season, he overtook Sweden's Jonas Bjorkman (712), ending 2015 with 713 wins.
World number two Murray, who smashed a frame in anger in the final game, said the proximity of next week's Davis Cup final on a claycourt in Ghent had not been a factor in his defeat.
Tsitsipas had lost all five previous matches against the Russian, but turned the tables in impressive fashion.
Former doubles world No. 1 Leander Paes was recently elected to receive the Ultimate Honour in Tennis - induction into the International Tennis Hall of Fame - as the Class of 2024.
Canada's world number three Milos Raonic has parted ways with coach Carlos Moya after the Spaniard guided the big-serving right-hander through his best season on the circuit. The 1998 French Open winner joined Raonic's coaching team in January and helped the 25-year-old reach his first grand slam final at Wimbledon and finish the campaign at a career-high ranking, rising 11 places since the end of 2015.
With the Davis Cup final against France looming, Roger Federer and his Swiss team mate Stanislas Wawrinka on Tuesday played down talk of an internal row, sparked by the pair's fiery clash at the ATP World Tour Finals last week.
A summary of sports events and sports persons, who made news on Monday
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.
Tsitsipas made short work of Norwegian eighth seed Casper Ruud as he seized a third Monte Carlo Masters title in four years with a 6-1, 6-4 victory on Sunday.
The marquee clash between a vintage Roger Federer and classy Rafael Nadal, the legends of the game will be awaited keenly by the fans as the third leg of the International Premier Tennis League (IPTL) in New Delhi on Friday.
Argentina's Diego Schwartzman ended a two-year wait for his second ATP tour title as he overpowered an exhausted Fernando Verdasco to win the Rio Open 6-2, 6-3 on Sunday.
American twins Bob and Mike Bryan added another accolade to their lengthy resume after taking the Shanghai Masters men's doubles title on Sunday to become the first pair to win all nine ATP World Tour Masters 1000 tournaments.
Rohan Bopanna and his partner Aisam-ul-Haq Qureshi have advanced to the semi-finals of the ATP Tour event in Casablanca, Morocco after scoring an easy straight-set win over Simon Greul and Peter Luczak.
Rohan Bopanna and Aisam-ul Haq Qureshi advanced to the semi-finals of the ATP Tour event in Casablanca, Morocco, after a straight sets win over Simon Greul and Peter Luczak. The Indo-Pak pair beat the German-Australian pair 6-3, 6-2 in the quarter-finals of the euro 450,000 clay-court tournament.
Andujar, ranked 75th in the world, made a strong start, while Federer struggled to settle into his serving rhythm early on.
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.
'The ability for players of any nationality to enter tournaments based on merit, and without discrimination, is fundamental to our Tour.'
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.
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.
World number three and defending champion Roger Federer suffered a surprise defeat in the second round of the Shangahi Masters on Tuesday, losing 7-6(4), 2-6, 6-3 to Spain's Albert Ramos-Vinolas.
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.
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.
His dream of being inside the global top-100 has been realised but Sumit Nagal is nowhere close to being a content man as the Indian tennis ace says he now faces the challenge of improving or holding on to his standing for direct entry into Grand Slams and the Paris Olympics.
Novak Djokovic and Roger Federer notched up contrasting victories to reach the Shanghai Masters quarter-finals on Thursday while David Ferrer fought back from a set down to knock out Andy Murray.
"Regrettably, I've decided not to participate in the French Open," Federer said on his Facebook page on Monday.
World number two Novak Djokovic has appointed six-time grand slam winner Boris Becker as his head coach, the Serbian announced on Wednesday.
Switzerland's potential Davis Cup fairytale this weekend was clouded by uncertainty over the fitness of Roger Federer and rumours of a strained relationship between the all-time great and his teammate Stanislas Wawrinka. But all seems to be fine now in the Swiss camp as this picture suggests.
Rafael Nadal continued to scythe his way through the Shanghai Masters on Thursday, reaching the quarter-finals with a 6-3, 6-1 thrashing of temperamental Italian Fabio Fognini.
World No 1 Andy Murray ended 2016 with a 6-3, 7-6(6) win over big-serving Canadian Milos Raonic to take third place at the year-ending exhibition tournament Mubadala World Tennis Championship in Abu Dhabi on Saturday.
Milos Raonic of Canada will take on defending champion Novak Djokovic in the final of the Paris Masters.
Novak Djokovic may be asking Roger Federer for one or two tips in the coming weeks about how to combine parenthood with playing on the ATP Tour.
Leander Paes and Purav Raja, who are trying to establish as a pair on the ATP World Tour, progressed to the quarterfinals of the St Petersburg Open with a straight-set win over Fabio Fognini and James Cerretani.
An exasperated Andy Roddick said the ATP men's tour must give players more time to rest during the season or risk shortening their careers.
'After three decades of passion for our sport and playing for 1.3-plus billion Indians in the Olympics and Davis Cup, I am thrilled that my hard work has been recognised.'
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.