There were four different winners at the grand slams in the women's game in 2017, while Caroline Wozniacki backed up her win at the WTA Finals with a major breakthrough at the Australian Open at the start of this year.
The WTA released a statement saying it would review its existing rules to extend protections to include a player's seed up to a certain level.
Clijsters, who is working as an expert summariser for Eurosport and Eurosport Player, who will be broadcasting Roland Garros from May 27 to June 10, retired from tennis in 2007.
Halep might be the world No 1, but she is also resolutely unstarry.
She returned to the sport in 2009, a year and a half after having her first child, Jada. "The WTA should change this rule immediately", Trump tweeted.
Battlefield V Pre Order Guide - Get Early Access, Cosmetics, Assignments, and More
Publisher Electronic Arts has released its trailer for Battlefield 5 , which focuses on the unseen locations in World War II. DICE have finally unveiled the first gameplay for Battlefield V (5) with more and more detail coming in the coming days.
Eruption Questions: What's the current situation of magma at Kilauea right now?
On Monday, lava entered and then stalled on the property of a geothermal plant near one of Kilauea's new volcanic vents. He said that ten wells have been cooled with cold water to counter the pressure from rising volcanic steam.
Wigan pays tribute to those who died at Arena bombing
More than 7,000 handmade stitched hearts have also been dotted around the city centre, with people encouraged to smile on the day. The 24-year-old singer took to social media to send her love and warmth to the people in London through a series of tweets .
Williams told The New York Times in April, she thought the rule should be changed. The daughter of the President of the United States was outraged that Serena Williams was not among those players. She last won the French Open in 2015.
"The rule is now under further review as part of our 2019 rules process", the WTA statement said. "I think that would be nice".
"We remain committed to evolving with the needs of our players and are very supportive of those players returning from maternity leave to the tour". I'm stronger mentally. I think I have worked a lot and improved. Obviously, Mo Salah has been playing incredibly and [Roberto] Firmino, as well. "I just said to myself that I was going to try to hit nearly..." She suffered career-threatening injuries to her playing left hand as she fought off the intruder at her home. But I feel like I always had a chance, and they kind of slip away, all the matches somehow, so even if it's a little bit disappointing, I feel like I was there and I had my chances. The problem for her is two-fold - firstly, she faces the capable Aryna Sabalenka in her opener, and Angelique Kerber looms in round three, although the German isn't as strong on clay as on other surfaces.
She looked poised to get her hands on the Suzanne Lenglen Cup a year ago when she led Latvian firebrand Ostapenko by a set and 3-0 but her dream faded under a barrage of winners.
"She knows she can win it and she knows she is mentally tougher than majority".