Ekspresi petenis Belarus, Victoria Azarenka, saat bertanding melawan petenis Jerman, Angelique Kerber, dalam Turnamen Tenis AS Terbuka 2015 di New York, AS. (5/9/2015). (AFP Photo/Jewel Samad)
Aksi petenis Australia, Bernard Tomic, saat bertanding melawan petenis Prancis, Richard Gasquet, dalam Turnamen Tenis AS Terbuka 2015 di New York, AS. (5/9/2015). (Reuters/Mike Segar)