Images from Day 12 of the French Open at the Roland Garros on Thursday.
Williams, who played an exhibition match last December in the United Arab Emirates, where she lost to French Open champion Jelena Ostapenko, said in addition to working on her serve and returns, she needs to manage her time better now that she has her daughter in tow.
Photos of the Australian Open matches
Here are some of the reactions to the Grand Slam - originally scheduled for June 29-July 12 - being cancelled for the first time in 75 years.
Serena Williams, Simone Biles and Ted Ligety were among the finalists for United States Olympic Committee (USOC) male and female athletes of year honours announced on Thursday.
Serena Williams crushed Romanian qualifier Simona Halep 6-3, 6-0 to book her place in the Italian Open final and extend her winning streak to 23 matches on Saturday.
The former world No 1's second round victory set up a quarter-final meeting with Russia's Anastasia Rodionova at the Bangalore Open.
A laid-back Serena Williams breezed into the Madrid Open quarter-finals on Thursday when she barely broke sweat in a 6-3, 6-1 drubbing of Maria Kirilenko.
World number one and defending champion Serena Williams continued her serene progress at the Madrid Open tennis when she eased past Spanish wild card Lourdes Dominguez Lino 6-2, 7-5 in the second round on Tuesday.
Tennis World No. 1 Serena Williams found herself in trouble with security officials at the PGA Tour's Honda Classic on Friday after she tried to photograph Tiger Woods.
World number one Serena Williams overcame a lethargic start to her Madrid Open title defence to seal an ultimately comfortable 7-6, 6-1 victory against teenage qualifier Yulia Putintseva of Kazakhstan in the first round on Sunday.
Serena Williams withdrew from the Dubai Championships because of a lower back injury just minutes before she was due on court for a second round match against Frenchwoman Marion Bartoli on Wednesday.
The former world number one struggled to a 7-5, 6-3 victory over Spain's Maria Sanchez-Lorenzo in the second round of the Rome Masters.
Serena Williams made a winning return to action after nearly a year out with victory over Bulgaria's Tsvetana Pironkova at Eastbourne on Tuesday.
Defending champion Serena Williams was knocked out by Jelena Jankovic in the quarter-finals of the Australian Open.
Top-seeded Novak Djokovic was handed a danger filled path to the final of the US Open and a possible showdown with No 2 Roger Federer after Thursday's draw for the season's final Grand Slam.
Serena Williams finished her last U.S. Open tune-up in style by blowing away Serbian Ana Ivanovic 6-4, 6-1 to win her first title at the Western and Southern Open in Cincinnati on Sunday.
Serena Williams remains on course for a record sixth win at the Sony Ericsson Open after beating sister Venus 6-4, 3-6, 6-3 to set up a final meeting with 19-year-old Belarusian Victoria Azarenka. Azarenka defeated Russian Svetlana Kuznetsova 6-3, 2-6, 7-5 in Thursday's other semi-final to book her place in a top tier final for the first time.
Serena Williams was recovering at her Los Angeles home after undergoing emergency treatment for a blood clot in one of her lungs, the former world number one confirmed on Wednesday.
World No 1 Serena Williams won a tense battle of U.S. Open champions by beating Australia's Samantha Stosur 7-6(7), 7-6(7) on Wednesday to reach the third round of the Western and Southern Open in Cincinnati.
Champion Serena Williams has withdrawn from January's Australian Open as she struggles to recover from a foot injury, which has sidelined her since July, organisers said on Thursday.
A competitor lambasted the French Open as "one big circus" on Thursday as soggy weather once again came back to exasperate players seeking a foothold in the semi-finals of the rain-hit claycourt major.
Urals and Sokol accounted for every 4 out of 5 barrels of Russian supplies to India last year.
Williams has not played competitively for nearly eight months after undergoing a knee operation but had hoped to make her comeback at the $600,000 event in Doha.
Top seed Serena Williams won the final eight games to rout Andrea Petkovic in the semi-final at the Stanford Classic in California on Saturday.
Having played just one tournament since mid-September due to various injuries and a recent bout of flu, Serena Williams is now itching to get back into competition with the Rio Olympics among her top priorities for the year.
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.
German veteran Tommy Haas provided a reminder of his claycourt skills to beat Stanislas Wawrinka on Thursday and reach the quarter-finals of the Rome Masters where Rafael Nadal and Andy Murray will resume their rivalry.
Serena Williams showed tennis was not just the domain of teenagers as she climbed back to the top of the world rankings on Friday, becoming the oldest female to hold the coveted position at the age of 31.
Serena Williams beat France's Mathilde Johansson 6-2, 7-5 while Andy Murray disposed clay-specialist Jose Acasuso 6-4, 6-0, 6-4.
Serena Williams said on Thursday she is treating the upcoming US Open just like any other, even though she is well aware of the historical impact the year's final Grand Slam may have.
Dinara Safina won a great scrap with fifth seed Serena Williams 2-6, 6-1, 7-6 to reach the German Open semi-finals.
Serena Williams is a five-times Wimbledon champion but the American has surprisingly declared that she has "never really liked grass".
Serena Williams trounced Maria Kirilenko at the Australian Open on Monday, setting up an all-American quarter-final with her would-be successor Sloane Stephens after Andy Murray had put flagging Frenchman Gilles Simon out of his misery.
