Roger Federer suffered a shock 3-6, 6-3, 7-6(4) defeat to Australian wildcard Thanasi Kokkinakis on Saturday that will cost the Swiss his world number one ranking and leaves the Miami men's tournament wide open.
Roberta Vinci beat her opponent and the rain to storm into the quarter-finals of the US Open on Monday just before a thunderstorm forced play to be suspended.
Spaniard Garbine Muguruza's relationship with grasscourt tennis has not been smooth but it has blossomed so spectacularly.
Angelique Kerber, who will reclaim the world number one ranking on Monday, breezed to a 6-2, 6-1 second-round victory over fellow German Andrea Petkovic at the BNP Paribas Open on Saturday.
Novak Djokovic and Serena Williams are top seeds at the major starting Monday
World number one Rafael Nadal is reportedly being offered 1.1 million dollars per night to play in three of the eight matches of the inaugural International Premier Tennis League (IPTL), which has borrowed its format from the lucrative Twenty20 tournament Indian Premier League (IPL).
Roger Federer hasn't won a Grand Slam title this year but the 17-time Grand Slam champion tops Forbes magazine's list of the 10 top tennis moneymakers, announced on Tuesday.
Former world number one Garbine Muguruza was beaten 7-5, 6-4 by Aryna Sabalenka in the China Open second round on Tuesday while an ailing Jelena Ostapenko lost 6-0, 6-0 to Wang Qiang.
Serena Williams has been vulnerable this Grand Slam season but unbeaten in the year's first three major championships.
American eighth seed Madison Keys claimed a dramatic 7-5, 4-6, 7-6(3) comeback win over a tearful Naomi Osaka on Friday to reach the fourth round of the US Open.
The Canadian's win sets up a semi-final clash with Del Potro on Saturday that will pit power against power.
Serbia's Ana Ivanovic just missed out on a place in the semi-finals of the season-ending WTA Finals despite beating Simona Halep in the final group match on Friday.
Twice winner Maria Sharapova and reigning champion Flavia Pennetta advanced to the third round of the BNP Paribas Open on Saturday, though in sharply contrasting fashion.
IMAGES from Day 10 of the US Open matches played in New York on Wednesday
The absence of expectant mother Serena Williams and a failure by any of the other top women to produce the kind of dominance the American seven-times champion has consistently delivered makes this year's Wimbledon the most open in years.
Defeat is never an option for Serena Williams, but the World No 1 came close to an embarrassing second-round exit at the French Open after an 'unprofessional' display on Thursday.
The US Open is the biggest tournament in America's tennis calendar. Enough reason for the big personalities from Hollywood, former tennis champions and other celebrities to catch their favourite tennis stars in action.
Victoria Azarenka suffered a stunning meltdown and blew three match points against world number one Serena Williams before losing 7-6(5), 3-6, 7-6(1) in the third round of the Madrid Open on Wednesday.
World No 1 Novak Djokovic and fourth-seeded Andy Murray each had to contend with different degrees of adversity before they advanced.
Plotting a path to the Australian Open has never been trickier or more uncertain. Even the best players are baffled about the best way to prepare for their annual trek Down Under.
Serbia's Novak Djokovic is the top seed in the men's draw which includes five-times US Open champion and 17-times Grand Slam winner Roger Federer as seventh seed - his first time the Swiss has been placed outside the top three in a Grand Slam in over ten years.
Ana Ivanovic and Gael Monfils led the way for Indian Aces as they edged out Manila Mavericks 26-25 in a thrilling encounter in the India leg of the International Premier Tennis League.
Eugenie Bouchard's mid-season nosedive continued on Tuesday as the Canadian was swept aside 6-3 6-4 by Croatian qualifier Donna Vekic despite having home advantage and the backing of an excited crowd in a first round clash at the Rogers Cup.
Wimbledon's new head groundsman said on Thursday he is "100 percent happy" with the grass courts despite a string of players tumbling out of the tournament through injury.
Serbian Djokovic, 31, needed elbow surgery in February to cure a problem that surfaced in 2017, but after some jarring defeats he returned to the kind of domination he achieved in 2015, winning Wimbledon and the US Open.
A summary of sportspersons in the news on Sunday.
Milestones in the progress of Chinese women's tennis after Li Na, the first Asian to win Grand Slam singles titles, announced her retirement from the sport on Friday.
The seventh-seeded Bulgarian advanced to his eighth ATP World Tour Masters 1000 quarter-final with a 6-3, 7-5 victory over Del Potro, who struggled with the intense heat in the closing stages of the one hour, 39 minute match.
Venus Williams crushed Frenchwoman Alize Cornet 6-3, 6-0 in the final of the Dubai Championship on Saturday, the veteran American bagging her first singles title since 2012.
IMAGES from the Australian Open on Tuesday.
World number one Serena Williams was at her lethal best as she crushed Romanian Simona Halep 6-0, 6-4 to romp into the semi-finals of the Western and Southern Open on Friday.
World number five Juan Martin del Potro began his 2014 season with a win, albeit a scrappy one over Frenchman Nicolas Mahut to advance to the quarter-finals of the Sydney International on Wednesday.
Australia's Samantha Stosur failed to allay fears she could be heading for another early exit at her home Grand Slam with a scrappy performance in Hobart while a trio of big names tumbled out of the Sydney International on Monday.
Former World No. 1 Roger Federer was named as the high-profile replacement for the injured Rafael Nadal in Team India in the forthcoming International Premier Tennis League (IPTL), the organisers announced on Monday.
A long measure of Grand Slam patience paid off for Peng Shuai of China, who reached the semi-finals of the US Open on Tuesday by routing Swiss teenager Belinda Bencic 6-2, 6-1 in the Flushing Meadows heat.
Dhruv Munjal insists that women's tennis needs a golden generation, one that can make matches competitive and viewing more riveting.
The returning Scot also announced his withdrawal from next week's Rogers Cup in Toronto.
Top seed Serena Williams shook off a spirited attempt by Agnieszka Radwanska and moved into the final of the Rogers Cup with a 7-6(3), 6-4 victory on Saturday and will meet Romania's Sorana Cirstea, whose surprising run continued when she beat China's Li Na 6-1, 7-6(5).
Two-times champion Rafa Nadal crashed out in the second round of Wimbledon on Thursday after being out-muscled and out-thought in four sets by an inspired Dustin Brown of Germany.
Indian Aces, comprising heavyweights Roger Federer and retired Pete Sampras, pummeled Singapore Slammers 26-16 for their second straight victory in the IPTL.