Serena Williams moved another step closer to a record-tying 24th career Grand Slam title with a comfortable 6-3, 6-2 victory over Czech Karolina Muchova on Friday to reach the last 16 at the US Open.
Rediff.com takes a look at some interesting highlights of the tournament.
Defending champion Marin Cilic and unseeded Roberta Vinci were the first through to the quarter-finals of the US Open in New York, on Tuesday, and both needed to go the distance against tough French resistance.
Madison Keys beat fellow American CoCo Vandeweghe for the second time in eight days with a 6-4, 3-6, 6-3 victory on Monday to reach the second round of the Cincinnati Open.
Top seed Novak Djokovic launched his Shanghai Open title defence in fine style, breezing past Spain's Marcel Granollers 6-2, 6-0 on Wednesday. Later Roger Federer, playing his first singles match since a fourth-round exit at the US Open, made a brisk return to winning ways, beating Andreas Seppi 6-4, 6-3.
Venus Williams got off to a flying start in her return from a two-month layoff but her game quickly fell apart as the seven-time Grand Slam champion slumped to a 0-6, 6-4, 6-2 loss to Kirsten Flipkens in the Rogers Cup first round on Tuesday.
Two-time champion Novak Djokovic thumped Spain's David Ferrer 6-4, 6-2 to march into the last four of the Shanghai Masters on Friday and set up a semi-final showdown with third seed Roger Federer.
World number one Rafael Nadal recorded his 20th straight win on clay as he began his quest for a sixth title in Madrid, defeating Frenchman Gael Monfils 6-3, 6-1.
The Swiss great is looking to win a 102nd tour-level trophy and move closer to Jimmy Connors' record of 109.
Top seeds Novak Djokovic and Serena Williams face challenging early tests at the US Open following Friday's draws for the year's last Grand Slam starting on Monday.
Bautista Agut played in Spain's victories over Russia and Croatia but left the team and returned to Castellon after the health of his father Joaquin deteriorated.
Novak Djokovic urged people to think about Brazilians who are having to live with the Zika outbreak on a daily basis rather than worrying about how the situation might affect those travelling to the country for the Rio Olympics in August.
The 32-year-old, five-times a winner of the singles at the prestigious Wimbledon warm-up event, delighted a large evening centre court crowd with some fluent shot-making as he and Spanish veteran Lopez beat top seeds Juan Sebastian Cabal and Robert Farah 7-6(5), 6-3.
The British number one will play Croatian Donna Vekic, 7-6(5), 3-6, 7-6(4) victor over Czech Lucie Safarova in the day's second semi-final, in the climax to the Wimbledon warm-up tournament on Sunday.
Under the lights on the stadium court, Williams smashed 39 winners to defeat Azarenka 7-5, 6-3 in a rematch of the 2016 final, which the Belarusian won.
The All India Tennis Association (AITA) on Tuesday terminated the contract of Vijay Amritraj's Champions Tennis League due to breach of contract, much to the shock of the former star, who says the move has come at a time when they were striving to revive the League.
All the results from the matches played in the BNP Paribas Paris Masters on Tuesday
Novak Djokovic and Roger Federer remain on course for a marquee one-two clash in the men's US Open final, but each must first vanquish a formidable opponent and friend in Friday's semi-finals at Flushing Meadows.
Top seed Roger Federer will challenge for a ninth Halle Open title after reaching the Wimbledon warm-up event final with a 6-4 7-6(5) victory over rising Russian talent Karen Khachanov on Saturday.
Fifth seed Maria Sharapova averted an early exit on a sweltering day in Flushing Meadows. Updates from Wednesday's play.
Italy's Matteo Berrettini overcame second seed Roberto Bautista Agut 7-6(9), 6-4 to win his first title at the Swiss Open in Gstaad on Sunday.
Ramkumar Ramanathan paid the price of not containing his unforced errors as he made a first round exit from the ATP Chennai Open while his compatriot and qualifier Vijay Sundar Prashanth also bowed out after a crushing defeat, on Tuesday.
Third seed Stan Wawrinka was knocked out in the third round of the Paris Masters when he lost 6-7(2), 7-5, 7-6(3) against South African Kevin Anderson on Thursday, suffering his fourth defeat in five matches.
Rafael Nadal's announcement on Friday that he will miss the ATP World Tour Finals because of appendicitis ended a difficult year for the Spaniard during which he has endured injury, illness and worrying defeats.
It was the Russian's first competitive match since she withdrew from the St Petersburg Open in January.
Top seed Novak Djokovic overcame a strong challenge from Belgium's David Goffin to reach the Miami Open final with a 7-6(5), 6-4 victory on Friday as he continued his pursuit of a fifth title in six years on Key Biscayne.
Third seed Stan Wawrinka was sent packing in the round of 16 at the BNP Paribas Open in California on Wednesday and was very nearly joined by Rafael Nadal, who pulled off a Houdini-like escape to reach the last eight.
Roger Federer got his delayed hardcourt season off to a positive start with straightforward 6-3, 7-6 (7) win over Germany's Phillip Kohlschreiber to ease into the third round of the Western and Southern Open on Tuesday.
Dustin Brown's audacious attempt to unseat defending Wimbledon champion Andy Murray with a show-boating brand of serve and volley tennis was always likely to end in failure.
Unseeded Novak Djokovic was given some trouble by Jeremy Chardy in the opening set but prevailed 7-6(5), 6-4 to take his record over the Frenchman to 11-0 and 26-0 in sets.
Ukrainian fourth seed Elina Svitolina powered into the third round of the U.S. Open with a 6-4, 6-4 win against Russian Evgeniya Rodina on Thursday.
Cash believes there will never be a return to the golden era of serve-and-volley tennis, however, not while the court speeds were so much slower than when he was winning at the All England Club.
World number one Rafael Nadal won a battle of attrition against fellow left-hander Yoshihito Nishioka of Japan 7-6(4), 6-4 to seal Spain's spot in the final eight of the inaugural ATP Cup in Perth on Wednesday. Meanwhile his long-time rival, world number two Novak Djokovic, had an easier outing in Brisbane, strolling past Chile's Cristian Garin 6-3, 6-3 to stay undefeated in the new year.
Canada beat USA to enter quarters, Argentina overpower Chile in opening tie
Defending champion Serena Williams is the top seed in the women's draw. The American will be looking to equal Steffi Graf's Open era record by sealing a 22nd Grand Slam triumph.
Portugal's football team captain Cristiano Ronaldo's agent has revealed that the forward would play out the rest of his career at Real Madrid, shunning reports of a return to Manchester United.
Novak Djokovic, Andy Murray, Rafael Nadal and Roger Federer all picked up third round wins at the Western and Southern Open on Thursday to set up a star-studded last eight in Cincinnati.
Top seed Dominic Thiem was knocked out the Rio Open in the first round on Tuesday, going down 6-3, 6-3 to Laslo Djere.
Federer said the rate of dropouts would fall if the slams switched to best-of-three-sets rather than best-of-five as it would mean matches were more like "a sprint to the finish line" rather than being "a marathon" but the people he really felt sorry for on Tuesday were the fans.
Top seed Serena Williams turned an early challenge into an eventual cakewalk as she beat Russian-born Yulia Putintseva 7-6(2), 6-0 in the third round of the BNP Paribas Open in California on Sunday.