Caroline Wozniacki overcame a mid-match wobble and withstood a barrage of big hitting to get her WTA Finals title defence back on track with a 7-5, 3-6, 6-2 victory over Petra Kvitova at the Singapore Indoor Stadium.
Former world number 11 Shahar Peer, the most successful Israeli woman to play on the WTA Tour, announced her retirement because of injury on Tuesday.
Paula Badosa survived a stiff challenge from Victoria Azarenka in the Indian Wells final, while Cameron Norrie battled back to defeat Nikoloz Basilashvili.
Nadia Petrova pulled off a stunning 6-3, 7-5 victory over the world number two and top seed.
Serena Williams, hoping to win a record-equalling 24th Grand Slam singles title, will start her campaign against fellow American Kristie Ahn.
Factbox on American Sloane Stephens, who beat compatriot Madison Keys 6-3 6-0 to win her first U.S. Open singles title on Saturday:
World No 1 Serena Williams and Serbian eighth seed Jelena Jankovic set up a final showdown in the China Open after their contrasting victories in the semi-finals on Saturday.
Raducanu retires in Rome as back injury persists, Jabeur survives early scare
Perry said she had been in touch with the local organising team on a daily basis as they prepare to start the tournament on October 19, pending government approval and confirmation that players will be able to travel.
US Open champion Naomi Osaka continued to flourish in front of her home crowd at the Pan Pacific Open in Tokyo, as she comfortably dispatched Barbora Strycova 6-3, 6-4 on Friday to reach the semi-finals.
Serena said she felt 'pretty fresh' ahead of the claycourt swing as she prepares for the French Open
Last week the men's ATP and the WTA, which runs women's events, issued revised calendars for the resumption of the circuit from August while organisers of the US Open said the Grand Slam will be staged without fans as scheduled from August 31 to September 13 in New York.
'Comparing a men-only pilgrimage with past blots like sati or untouchability is propelled by politics, mischief and malevolence,' argues Sudhir Bisht.
Since having a child and returning to the WTA Tour Serena Williams's focus has been split between raising a family and work.
India's Davis Cup tie against Finland was on Friday postponed to 2021 as the International Tennis Federation pushed back all the matches, including the Finals, to next year owing to COVID-19 pandemic. India were scheduled to travel to Finland for the World Group I tie in September.
Elise Mertens and Aryna Sabalenka beat Czech pair Barbora Krejcikova and Katerina Siniakova 6-2, 6-3 to win the Australian Open women's doubles title on Friday for their second Grand Slam trophy together.
Leander Paes... Sania Mirza... Pankaj Advani.. Saina Nehwal... Ravichandran Ashwin... Anirban Lahiri... Vijender Singh... Who is India's Sportsperson of 2015?
The professional tennis circuit, which requires players to jet around the world, was forced into shutdown in early March as countries went into lockdown and closed their borders to contain the spread of the novel coronavirus.
With no standout favourite in the women's field, it could provide an ideal stage for American Serena Williams to finally end her quest for an elusive 24th Grand Slam title.
Maria Sharapova's fellow players described her as inspirational and praised her fighting spirit following the Russian's announcement of her retirement from tennis at the age of 32 on Wednesday. The injury-plagued Sharapova, renowned for her never-say-die approach to the sport despite regularly being hampered by shoulder problems, won five Grand Slam titles.
Maria Sharapova must be driving herself crazy every time she steps on court to face Serena Williams.
Summary of sports events and persons who made news on Monday
Halep's near-flawless display at the All England Club marked a spectacular return to form after her world ranking dropped from first to seventh between mid-January and July.
'I feel when I sort of close this chapter of my life... an Olympic medal is something that I would have loved to win. So I want to give myself another shot at it.'
Serena Williams enters the Australian Open as a strong favourite to lift the Daphne Akhurst Memorial Cup but is all too aware that a sixth Melbourne Park title has now eluded her for five years.
Having clawed her way back after years of setbacks in her career and personal life, US Open runner up Victoria Azarenka said on Saturday that she wouldn't let her three-set loss to Naomi Osaka in the final keep her down for long.
Kuznetsova unable to defend Washington title over 'visa issues'
Venus Williams produced a vintage display full of guts and determination to grind out a 7-5, 6-7(3), 7-5 victory over Jelena Ostapenko at the WTA Finals on Tuesday to set up a White Group decider for a semi-finals berth against Garbine Muguruza.
Rafael Nadal reclaimed top spot in the men's ATP rankings on Monday
Sania is returning to the circuit after a two-year break but injured her leg in practice.
'So I'm just going to try to enjoy myself. To be back on the court right now is really just a privilege without thinking about any results or any goals or focused on numbers or anything else'
Naomi Osaka's total is the most ever earned by a female athlete in a 12-month period.
Victoria Azarenka's return to the top has been a long road full of setbacks and challenges but she knuckled down, swallowed her ego and now finds herself back in a Grand Slam final after a seven-year absence.
Lindsay Davenport hailed Serena Williams for delivering a 'powerful message' that shows it is possible to 'pursue personal goals even when you're a mum'.
Barbora Krejcikova claimed her maiden Grand Slam title when she beat Russian Anastasia Pavlyuchenkova
Images from Day 11 of the 2021 French Open at Roland Garros in Paris on Wednesday.
'I definitely think it's the time to just switch off from any future thoughts or any plans, any schedule. I've got absolutely no clue. Right now, no care in the world, I'm just loving life.'
Serena Williams was sent spinning out of the Western and Southern Open by Maria Sakkari on Tuesday after the Greek rallied from a set down to beat the 23-times Grand Slam champion 5-7, 7-6(5), 6-1 and reach the quarter-finals.
Wimbledon organisers will announce the cancellation of the grasscourt Grand Slam this week due to the coronavirus pandemic, German Tennis Federation (DTB) vice-president Dirk Hordorff told Sky Sports. All England Lawn Tennis Club (AELTC) officials earlier said the June 29-July 12 event would not be played behind closed doors and postponement was not without significant risk and difficulty.
Sania ousted from Qatar Total Open.