Patrick Mouratoglou said he and Serena Williams had decided not to do any on-court coaching, even at the tournaments on the professional women's WTA circuit where it is permitted.
Outgoing World No. 1 Victoria Azarenka showed that being second best was not an option for her as she outclassed Serena Williams 7-6, 2-6, 6-3 to win the Qatar Open on Sunday.
Serena Williams overpowered top seed Svetlana Kuznetsova 7-6, 6-1 to reach her first Kremlin Cup final.
Images from the matches played at the All England Lawn Tennis and Croquet Club, in Wimbledon, London, on Monday.
Dutch teenager Michaella Krajicek is excited about meeting Williams as she had idolised the American while growing up.
Nothing, absolutely nothing could stop Serena Williams from completing the magnificent TWO-O on Saturday and the American joyously bounced around as she hoisted a Grand Slam singles trophy for the 20th time with victory at the French Open.
Serena Williams won her 750th career match to stay on track for her ninth Miami Open title when she beat Zarina Diyas of Kazakhstan 7-5 6-3 in the third round in Florida on Saturday. The world number one improved her career record to 750-125, seventh on the all-time list and just three match wins behind Lindsay Davenport's 753. Martina Navratilova sits atop the all-time list with 1,442 wins. The 34-year-old Williams will meet Russian Svetlana Kuznetsova in the fourth round. The 15th seed defeated France's Caroline Garcia 4-6 6-2 7-6(6). Unlike the last time they met, when Williams required 54 minutes and Diyas won just two games, the 22-year-old Kazak gave the American some trouble in the heat and humidity of Miami.
The Rafael Nadal Tennis Academy, which opened last autumn on the Spanish island of Mallorca, is charging kids 56,000 euros ($62,000) a year for tennis lessons and school.
'For me, I don't feel sad because I wouldn't even know what I'm expected to feel'
Venus Williams' return to action following a five-month injury layoff ended in defeat.
World No 1 Serena Williams suffered one of the heaviest defeats of her long and illustrious career as she was humbled 6-0, 6-2 by Romanian Simona Halep at the WTA Finals on Wednesday.
Justine Henin maintained her recent grand slam mastery over Serena Williams with a 7-6 6-1 triumph in the quarter-finals of the U.S. Open on Tuesday.
Serena, a six-times champion in New York who is seeded 17th, will start her campaign against Polish world number 60 Magda Linette and could face Venus in the third round before a possible fourth-round showdown with Romanian top seed Halep.
Images from Day 1 at the Australian Open.
After 17 trips to Flushing Meadows and six US Open titles Serena Williams did something on Thursday she had never done before -- win a match indoors.
Coaching during matches is permitted in some women's events, but Grand Slam tournaments are among those which do not allow it.
Women's top seed Serena Williams won through to the quarter-finals of the Italian Open despite falling ill after tasting her pet dog's dinner in her Rome hotel.
'He's done a lot for the African American community, and it's cost him a lot. It's sad' 'To be compared to Ali or Jordan, I really have no words'
Even though she won four big titles during the year, Serena Williams will still end 2012 ranked No 3 behind Victoria Azarenka and Maria Sharapova. After backing up her victories at Wimbledon, the Olympics and the US Open with the WTA Championships title on Sunday, Williams concurred with Sharapova and World No 8 Li Na that she is in fact the world's top female tennis player.
Serena Williams has yet to drop a set in the showpiece tournament while Maria Sharapova has only conceded one set.
Venus Williams survived a fierce onslaught from Serena Williams to win her fifth Wimbledon singles title on Saturday, finally subduing her younger sister 7-5, 6-4.
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.
Maria Sharapova made it to her maiden semi-finals of the French Open by beating fellow Russian Anna Chakvetadze 6-3, 6-4.
World No. 1 Serena Williams bounced back from a set down to defeat former top ranked Jelena Jankovic of Serbia 3-6, 6-0, 6-2 and win her third Family Circle Cup title on Sunday.
Top seed Nicole Vaidisova was dumped out of the Family Circle Cup on Tuesday in a second-round loss to Michaella Krajicek.
IMAGES from Day 9 of the US Open matches played on Tuesday
Serena Williams battered Anastasia Pavlyuchenkova 6-4, 6-4 in the quarter-finals at Wimbledon on Tuesday, seizing on moments of weakness from the Russian to ram home her advantage.
Venus is always the nicer one, Serena always the meaner. Venus again played the role of the elder sister to perfection in the latest rejoinder in the Williams Sister Act. Serena scrapped hard for almost two hours at the packed KSLTA stadium to beat Venus 6-3, 3-6, 7-6 (4) and set up a final against Switzerland's Patty Schnyder at the WTA Bangalore Open on Saturday night.
Defending champion Serena Williams finished her last US Open tune-up in style by beating Romanian third seed Simona Halep 6-3, 7-6(5) to win the Western & Southern Open on Sunday.
Roger Federer is back at Wimbledon a few weeks after winning his seventh title there, opening his bid for Olympic gold against Colombian Alejandro Falla.
Images from Day 6 of the Australian Open in Melbourne on Saturday.
Men's second seed Rafael Nadal starts against Israel's Dudi Sela while three-time champion Novak Djokovic faces American Tennys Sandgren.
If humility was a sign of a true champion then unseeded Czech Petra Kvitova would be in with a real chance of upsetting the odds and beating Serena Williams in their semi-final showdown on Thursday.
With the whiff of a fifth Wimbledon singles title in the air, grass court predator Serena Williams cut down defending champion Petra Kvitova to move ominously into the semi-finals on Tuesday.
Serena Williams, through sheer force of will as much as her unquestionable skill, beat world number one Victoria Azarenka 6-2, 2-6, 7-5 in a dramatic US Open final on Sunday to win her fourth title at Flushing Meadows and her 15th career Grand Slam.
Top-ranked Serena Williams suffered a shock 6-4, 6-4 loss to Slovakia's world number 78 Jana Cepelova in the second round of the Family Circle Cup on Tuesday.
Australian Samantha Stosur pulled off a stunning 6-2, 6-7, 8-6 victory over top seed Serena Williams on Wednesday to reach the semi-finals of the French Open for the second year in succession.
Sania Mirza was leading 6-1, 2-0 when Alexandra Stevenson retired with a right shoulder strain.
Images from the Miami Open matches played on Saturday.