Aryna Sabalenková overcomes Ons Jabeur 

Aryna Sabalenková overcomes Ons Jabeur to advance to the WTA finals Aryna Sabalenková won twice at the WTA Finals in Fort Worth, Texas on Friday.

First, the seventh-seeded Belarusian beat third-seeded Jessica Pegula of the United States 6-3, 7-5 in their last head-to-head match in Nancy Richey's group.

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Then, when fifth seed Maria Sakkari of Greece won the first set against second seed Ons Jabeur of Tunisia in the Nancy Richey group final, Sabalenka sealed the group's second place for the playoffs.

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divided into the Nancy Richey Group and the Tracy Austin Group to play each other. The winner of each group will face the runner-up from the opposite group in the semi-finals on Sunday,

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The prize pool is $5 million and the undefeated champion would earn $1.68 million. "I was definitely happy with my serve - in the (first) half of the match," Sabalenka said. "I'm glad.

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I was really focused from start to finish and was able to finish this match in two sets." Jabeur was plagued by unforced errors: 31 to Sakkari's 10. Both players finished with 11 winners.

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The Tracy Austin Group ends on Saturday, with sixth seed Caroline Garcia of France taking on eighth seed Daria Kasatkina of Russia for second place.

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Both players are 1-1, so the winner will advance to the semifinals on Saturday, while the loser will be eliminated.

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