Kim Clijsters has withdrawn from next week's Cincinnati tournament. Clijsters had to retire in Toronto because of an abdominal muscle tear.
Bethanie Mattek-Sands is hoping to play in Cincinnati. She withdrew from the Rogers Cup because of a tear in her right shoulder.
Serena Williams says she will play for the USA Fed Cup team in February, and if the USA defeats Belarus, she will play in April, also.
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Christina McHale, Sloane Stephens and Ayumi Morita have received wild cards for Cincinnati.