After more tests, including a biopsy that was negative for cancer, Williams said, her doctors said she should have a procedure.
Serena Williams says benign cyst removed from her neck, 'all is OK'
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With her title defense - a term she says she doesn't love - about to begin, Gauff is going through a rough stretch of results.
Coco Gauff's rising career hits a bump before she defends her first Grand Slam title
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