Garbine Muguruza beats Jelena Ostapenko and Karolina Pliskova races past Venus Williams at the WTA Finals in Singapore.
Argentine Juan Martin Del Potro retains his Stockholm title with a 6-4 6-2 victory over Bulgaria's Grigor Dimitrov.
Germany's Julia Goerges claims a straight-set victory over Russia's Daria Kasatkina to win the Kremlin Cup in Moscow.
Britain's Anna Smith and her American partner Nicola Melichar are beaten in the Kremlin Cup women's doubles final by Timea Babos and Andrea Hlavackova.
Audio & Video
Serena Williams uses social media to introduce her baby daughter to the world and document her pregnancy.
Andy Murray says he never set out to be a spokesperson for women's equality, but for BBC 100 Women, he writes about his hopes for a level playing field.
Analysis and opinion from the BBC's tennis correspondent.
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This week's sport on the BBC includes commentary of the European Rugby Champions Cup, Champions League football and the United States Grand Prix.
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