Elena Rybakina stayed unbeaten at the WTA Finals with a 6-4, 6-4 victory over second alternate Ekaterina Alexandrova on Wednesday after Madison Keys withdrew from their final round-robin meeting with ...

The brute force of Naomi Osaka crushed the artistry of Hsieh Su-wei as the Japanese former champion charged into the ...

Factbox on Japan's Naomi Osaka, who beat Victoria Azarenka of Belarus 1-6 6-3 6-3 to win the U.S. Open title on Saturday.