Following the cancellation, the Korea Open in Seoul is the only event left in Asia on WTA's provisional calendar for 2020.
The absence of Japan's Kei Nishikori from this year's Australian Open has turned the spotlight on Chung Hyeon as Asia waits for its first men's Grand Slam singles champion.
Serena Williams' behaviour in Saturday's US Open final divided the tennis world after she called the chair umpire a "liar" and a "thief" and said he treated her differently than male players during her loss to Naomi Osaka.
Roared on by 17,000 partisan fans Novak Djokovic fired Serbia ahead in the Davis Cup final on Friday but Tomas Berdych hit back for the Czech Republic to leave the tie delicately poised going into the weekend.
Nadal's participation in the season-ending Tour finals hung in the balance when the Spaniard pulled out of the Paris Masters
Austrian Dominic Thiem became the first player to capture titles on three different surfaces this year when he finished off Philipp Kohlschreiber to win the Mercedes Cup in Stuttgart on Monday.
The German world number seven claimed his first ATP crown of the year after besting Canada's Felix Auger-Aliassime 6-3, 6-3 to win the bett1HULKS Indoor title at the same venue last Sunday.
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.
Nadal, bidding for a record-extending 14th French Open title, won the first five games of the match as he looked on course to repeat his drubbing of the Serb in last year's final.
Rafael Nadal and the world's best men's tennis players found themselves having to endure a 4 a.m. meeting in the freezing cold after fire alarms forced them to evacuate their central London hotel on Tuesday.
John Tomic, father and coach of Australian tennis player Bernard Tomic, will be barred from the Australian Open as he continues his suspension from the ATP tour for assaulting his son's former training partner.
Top seed Roger Federer dispatched Greek third seed Stefanos Tsitsipas 6-4, 6-4 in the semi-finals of the Swiss Indoors championships in Basel.
Belarusian ninth seed Aryna Sabalenka held off a spirited challenge from American Alison Riske to win 6-3, 3-6, 6-1 and successfully defend her Wuhan Open title on Saturday.
Raymond Moore has stepped down as CEO and tournament director of the BNP Paribas Open following controversial comments he made about women's tennis, the tournament announced on Monday.
Summary of sports events and persons who made news on Monday
Kenin, Andreescu to be part of team event in Charleston in June
Novak Djokovic's already brilliant season took on another dimension on Sunday when the world number one became the first man to win six Masters titles in a calendar year by dismissing Andy Murray 6-2, 6-4 in Paris.
He has three titles to his name this season, including winning a third Masters 1000 in Madrid, and on Saturday he will become the first German for 15 years to contest a semi-final match at the season-ending ATP Finals.
Penpix of the top men's contenders at the 2017 French Open:
Novak Djokovic says he has lost all trust in the anti-doping programme in tennis and fears he could become a victim of its 'negligence' after fellow Serb Victor Troicki failed to have his doping ban overturned on Tuesday.
British No 1 Cameron Norrie overcame a slow start to beat Frenchman Hugo Gaston 6-3, 7-5.
Mischa Zverev took some of the limelight back from younger brother Alexander when he beat second seed Kei Nishikori to reach the Geneva Open final on Friday.
Andy Murray clinched the Vienna Open title on Sunday with a 5-7, 6-2, 7-5 victory over David Ferrer, one of the Briton's main rivals in the battle to qualify for the ATP World Tour Finals.
A summary of sports events and sports persons, who made news on Friday
Simona Halep produced a flawless performance to beat Serena Williams in last year's final but this week's cancellation of the grasscourt Grand Slam means she will not get to defend her title this summer.
Former world number two Tommy Haas officially announced his retirement from tennis at the BNP Paribas Open in Indian Wells on Thursday, ending a career that spanned more than two decades.
'Djokovic is playing some of the best tennis in the history of the game.'
'Everyone thinks it was a money-related issue, but it wasn't'
Sharapova was broken in the first game but fought back to draw level before going on to take the first set with a hold to love.
Summary of sports events and persons who made news on Wednesday
Former world number one Andy Murray has undergone a hip resurfacing surgery in London, the 31-year-old Scot said.
Off-court distractions and a neck injury could not prevent Novak Djokovic from extending his winning run this year to 23 matches and the Serbian could not be in more intimidating form ahead of the US Open.
Top men's doubles player Jamie Murray has called for an end to the ATP Tour's scoring system in the format and says there is widespread support for it to be changed.
Sticking to a limited schedule has helped Roger Federer enjoy a renaissance late in his career but the Swiss says rest time is now over and he is looking forward to returning to action at the Mercedes Cup in Stuttgart.
Goffin stuns Federer to reach London final
Andy Murray's dedication to the Davis Cup has proved invaluable to the British team, but it may also rob the ATP Tour Finals of one of it's biggest draws this year.
Sonego's first top-10 victory capped a dream week for the 25-year-old, who lost the final qualifier but entered the main draw as a lucky loser.
'I'd say there's very little chance I'd play singles during the grass (season). Potentially doubles, but I'm not trying to get ready for singles. I've only just started moving now'
The United States Tennis Association will hold the US Open this year without fans amid the COVID-19 outbreak even though some top players have expressed concerns about attending the tournament due to the virus, according to multiple reports.
Djokovic's challenger will be a 22-year-old who is bidding to become the first Greek to win a singles major.