Victoria Azarenka and Serena Williams had to work hard to win on Wednesday at the WTA year-end championship in Istanbul, Ravi Ubha writes.
Serena Williams is the female player of the season. But that doesn't mean it'll be a walkover for the world No. 3 at the year-end championships in Istanbul, Ravi Ubha writes.
Novak Djokovic experienced a letdown in his last match. Is that a sign of things to come?