United States' Sofia Kenin leaves the court following her second round loss to Estonia's Kaia Kanepi during at the Australian Open tennis championship in Melbourne, Austr...

Spain's Rafael Nadal celebrates after defeating United States' Michael Mmoh during their second round match at the Australian Open tennis championship in Melbourne, Austr...

3 Naomi Osaka, the U.S. Open champion. Two-time Australian Open champion Victoria Azarenka, Johanna Konta and Elina Svitolina are also in Kenin's quarter. Williams alread...