Angelique Kerber showed more passion in the media centre than on the court when she crashed out of last year's WTA Finals, the German angered by the format and frustrated by her inability to win the set off an eliminated opponent she needed to advance.
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.
It would be hard to bet against the Williams sisters meeting in their first Wimbledon final since 2009, but Angelique Kerber and Elena Vesnina won't just be making up the numbers in the last four on Thursday. While unseeded Vesnina has described her semi-final against world number one Serena Williams as a dream, she is playing inspired tennis, bringing the guile from two doubles slams to deliver baseline power and a deft touch at the net.
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.
Australian Nick Kyrgios was expelled from the tournament after going wild in the third set of his match against Casper Ruud.
Keys and Stephens to put friendship to grand slam test
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.
Former Wimbledon champion Marion Bartoli just wants to enjoy herself and play big matches when she returns to competitive tennis in March after more than four years in retirement.
Two-time Grand Slam champion Victoria Azarenka will no longer bite her tongue or try to fit into any media-trained 'image' as she makes her way on the tennis tour.
Serena Williams stayed on track for an eighth Wimbledon title as she fought back to beat Italian Camila Giorgi 3-6, 6-3, 6-4 in a fiercely contested quarter-final.
IMAGES from Day 8 of the US Open on Monday
Form guide for American Serena Williams ahead of Thursday's US Open semi-final clash against Latvia's Anastasija Sevastova:
Nick Kyrgios needs to improve his fitness to have a chance of winning Grand Slams, former world number one Jim Courier said on Wednesday.
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.
IMAGES from the matches played on Day 4 of the Wimbledon Lawn Tennis Championships at All England Lawn Tennis and Croquet Club on Thursday
Garbine Muguruza roared into the French Open semi-finals with a 6-2, 6-1 demolition job of Maria Sharapova on Wednesday.
Serbia's Aleksandra Krunic added her name to a list of anonymous figures to emerge from the Flushing Meadows shadows and step into the US Open spotlight with a shock 6-4, 6-4 win over Wimbledon champion Petra Kvitova on Saturday.
IMAGES from all the action on Day 8 the Australian Open on Monday
The 36-year-old Australian Open champion arrived in the Dutch port city at the weekend knowing a run to the semi-finals will move him ahead of Rafael Nadal in the ATP standings.
Ankita also shrugged off poor umpiring to emerge a 6-3, 1-6, 6-4 winner in two hours and 25 minutes against a player, who was ranked as high as 27 last year and had beaten top-10 players.
Photos from matches played at the US Open in Flushing Meadows on Sunday
List of Australian Open women's singles champions since the event began in 1922 (Australian unless stated):
Two-time champion Victoria Azarenka won a battle of former girls' champions at the Australian Open by easing past Czech Barbora Zahlavova Strycova 6-4, 6-4 on Saturday to advance to the fourth round at Melbourne Park.
IMAGES from Day 7 at Wimbledon on Monday
List of Australian Open women's singles champions since the event began in 1922 (Australian unless stated):
Roger Federer returned from a month-long layoff with a 6-4, 6-4 second round victory over Roberto Bautista Agut on Tuesday at the Western and Southern Open in Cincinnati.
The Scot lost 6-4, 6-4 to Richard Gasquet in his first singles match since January before saying he had turned down a wild card into the men's draw at the year's final Grand Slam.
Photos from the tennis matches played at Indian Wells on Tuesday
Serena Williams and Marin Cilic both survived third round scares on Friday to keep their US Open title defences on track but there was no escape for Rafael Nadal with the twice-winner going down in a late night thriller.
Following Serena Williams's 19th Grand Slam title, here is the list of Australian Open women's singles champions since the event began in 1922 (Australian unless stated)
A day after celebrating his 36th birthday, Federer played the aggressive game that has propelled him to five titles, including two grand slams, this year, attacking the net and rocketing second serves.
IMAGES from the matches played on Day 2 of the Wimbledon Lawn Tennis Championships at All England Lawn Tennis and Croquet Club on Tuesday.
Karolina Pliskova lost her cool over a line call and bashed a hole into the umpire's chair with her racket after suffering a 3-6, 6-3, 7-5 defeat by Maria Sakkari in the Italian Open second round on Wednesday.
Croatian ninth seed Marin Cilic reached the Wimbledon quarter-finals for the third year running after Kei Nishikori quit with a rib injury midway through their fourth round match on Monday.
The ATP issued the latest men's tennis rankings on Monday and the top 10 list remains unchanged with Serbian tennis ace Novak Djokovic still leading the rankings.
Second seed Garbine Muguruza, bidding to add the Wimbledon crown to her French Open title, was sensationally beaten in the second round on Thursday by Slovakian qualifier Jana Cepelova 6-3, 6-2 in the shock of the tournament so far.
US Open champions Marin Cilic and Serena Williams kicked off their China Open campaigns with straight sets victories against battling underdogs on Monday, but Rafael Nadal suffered defeat in a rare doubles outing on his return from injury.
Dani Alves has blamed the media for Brazil's unsuccessful World Cup campaign but conceded that the team did not prepare properly ahead of the humiliating 7-1 defeat by Germany in the semi-final.