Tennis: Stephens stays calm to run away from Osaka in Singapore

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IN—A calm Sloane Stephens picked her shots to perfection to pull clear for a 7-5 4-6 6-1 victory over Japan's Naomi Osaka in a battle between the last two U.S. Open champions at the WTA Finals on Monday.

Tennis: Stephens stays calm to run away from Osaka in Singapore. A calm Sloane Stephens picked her shots to perfection to pull clear for a 7-5 4-6 6-1 victory over Japan's Naomi Osaka in a battle between the last two U.S. Open champions at the WTA Finals on Monday.