INDIAN WELLS, Calif. — Sam Stosur overcame a slow start in the first round of the BNP Paribas Open to beat American Lauren Davis 3-6, 6-3, 6-3 on Wednesday.

Two American teenagers advanced to the second round.

Amanda Anisimova defeated 94th-ranked Pauline Parmentier 6-2, 6-2 for her first WTA Tour victory. The 16-year-old Anisimova, who earned a wild card into the main draw, is the U.S. Open junior champion.

Caroline Dolehide, a 19-year-old wild card, fired 11 aces in outlasting 78th-ranked Shelby Rogers, 3-6, 7-6 (6), 6-3 in 2 1/2 hours.

Two-time winner Maria Sharapova, returning to the desert for the first time in three years, was to play Naomi Osaka of Japan in the night match.

In other matches on the first day of the two-week tournament, Belinda Bencic saved a match point in beating Timea Babos, 1-6, 6-1, 7-6 (4), while wild card Genie Bouchard lost to qualifier Sachia Vickery, 6-3, 6-4.

Serena Williams returns to the tour for the first time in 14 months Thursday when she plays a first-round match.

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