At USTA Billie Jean King National Tennis Center
Surface: Hardcourt outdoor
NEW YORK (AP) _ Results Sunday from US Open at USTA Billie Jean King National Tennis Center (seedings in parentheses):
Daniil Medvedev (2), Russia, def. Novak Djokovic (1), Serbia, 6-4, 6-4, 6-4.
Sam Stosur, Australia, and Zhang Shuai (14), China, def. Caty McNally and Coco Gauff (11), United States, 6-3, 3-6, 6-3.
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