SHANSHAN FENG

Yuka Saso birdied the third playoff hole to beat Nasa Hataoka on Sunday and become the second teenager to win the U.S. Women’s Open after Lexi Thompson collapsed down the stretch.

Lexi Thompson shot a bogey-free 5-under 66 on Saturday to take the lead into the final round of the U.S. Women’s Open for the first time in her career with a one-shot edge over teenager Yuka Saso.

The calculus homework awaiting Megha Ganne might have to wait a couple more days to get done.

NORTH LAS VEGAS, Nev. — (AP) — Ally Ewing won the LPGA Match Play on Sunday at Shadow Creek, beating Sophia Popov 2 and 1 for her second tour victory. Ewing won the difficult par-4 14th with a birdie to take a 2-up lead and closed out her German rival with a double-bogey halve on the par-3 17th. On another long, hot day in the desert, Ewing won the par-4 second and fourth holes and held the 2-up lead until Popov took the par-5 11th with a birdie. Popov won the British Women's Open last year. In the semifinals, Ewing beat Ariya Jutanugarn 3 and 2, and Popov edged Shanshan Feng 1 up.

NORTH LAS VEGAS, Nev. — (AP) — Ally Ewing made a 5-foot birdie putt on the par-5 18th hole Saturday to beat local favorite Danielle Kang 1 up and join three major champions in the LPGA Match Play semifinals. “I haven’t played 36 holes for so long.”In the other semifinal, Sophia Popov will play Shanshan Feng. Ewing, then known by her maiden name of McDonald, also held off Kang in late October in Florida at Reynolds Lake Oconee for her lone LPGA Tour victory. “I rely a lot on my ball-striking, but you’ve got to be able to putt in match play,” Ewing said. Feng played 41 holes Saturday, She beat Brittany Altomare in 22 holes in the morning, tying the match on 18.

Patty Tavatanakit survived Lydia Ko’s final-round charge Sunday to win the ANA Inspiration for her first LPGA Tour victory.

Michelle Wie West was back on a major championship leaderboard Thursday at the ANA Inspiration.