Simona Halep overcame Ashleigh Barty in straight sets to set up a Western and Southern Open quarter-final against Lesia Tsurenko later on Friday. 

Madison Keys produced a comeback to beat Angelique Kerber at the Cincinnati Masters, while world number one Simona Halep rolled on.

Serena Williams has revealed the worst loss of her career, in last month's Silicon Valley Classic, came immediately after she had discovered the man convicted of killing her sister Yetunde Price had been released on parole earlier in the year. 

World number one Simona Halep responded superbly to a lengthy delay by immediately winning the two games she required to complete a superb comeback against Ajla Tomljanovic in round two of the Cincinnati

Masters.

The Davis Cup will be held under a new format from 2019 after Thursday's vote found in favour of the International Tennis Federation's (ITF) proposals by a 71.43 per cent majority. 

World number one Simona Halep was on track to book her spot in the Cincinnati Masters round of 16 before the rain set in, while defending champion Garbine Muguruza crashed out.

Serena Williams stressed that she was "still at the very beginning" of her comeback after crashing out in the second round of the Cincinnati Masters.

Petra Kvitova had to dig deep to see off the challenge of Serena Williams and progress to the third round of the Cincinnati Masters after an absorbing contest in Ohio.

Serena Williams bowed out in the second round of the Cincinnati Masters on Tuesday, as Carolina Garcia progressed from a demanding tie and Karolina Pliskova ended a long losing record.

Stan Wawrinka, Victoria Azarenka and Svetlana Kuznetsova are among the players to have been handed wildcards for this year's US Open.

Serena Williams has opened up on how her pursuit of perfection can lead to unrealistic expectations, both in tennis and as a mother.

Serena Williams fired an ominous warning to the rest of the Cincinnati Masters field with a crushing victory over Daria Gavrilova, while Victoria Azarenka progressed on Monday.

Serena Williams made an emphatic return to the court as the 23-time grand slam champion blitzed Daria Gavrilova in straight sets at the WTA Cincinnati Masters.

Simona Halep became the first player to secure a spot in the 2018 WTA Finals after her triumph in the Rogers Cup final.

Simona Halep is enjoying her burgeoning rivalry with Sloane Stephens and the world number one believes her game is improving thanks to the American.

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