ATP • WTA Tennis Photo Gallery From Basel, Singapore, & Vienna

Elina Svitolina of Ukraine poses with the Billie Jean King Trophy after winning against Sloane Stephens of the USA during their singles final match of the BNP Paribas WTA Finals 2018 held at the Indoor Stadium in Singapore, 28 October 2018. EPA-EFE/WALLACE WOON

Elina Svitolina of Ukraine holds up the Billie Jean King Trophy after winning against Sloane Stephens of the USA during their singles final match of the BNP Paribas WTA Finals 2018 held at the Indoor Stadium in Singapore, 28 October 2018. EPA-EFE/WALLACE WOON

Kevin Anderson of South Africa raises the trophy after winning against Kei Nishikori of Japan in their final match at the Erste Bank Open ATP tennis tournament in Vienna, Austria, 28 October 2018. EPA-EFE/CHRISTIAN BRUNA

Kei Nishikori of Japan reacts after losing against Kevin Anderson of South Africa in their final match at the Erste Bank Open ATP tennis tournament in Vienna, Austria, 28 October 2018. EPA-EFE/CHRISTIAN BRUNA

Switzerland’s Roger Federer poses with his trophy after defeating Romania’s Marius Copil in their final match at the Swiss Indoors tennis tournament at the St. Jakobshalle in Basel, Switzerland, on Sunday, October 28, 2018. EPA-EFE/ALEXANDRA WEY