NEW YORK (AP) — Jelena Ostapenko, the 2017 French Open champion, pulled out of the U.S. Open on Monday, citing a change of schedule.

She is the latest woman with a Grand Slam title or high...

PALERMO, Sicily (AP) — More than 400 coronavirus tests were carried out on tennis players and staff members ahead of the Palermo Ladies Open and all of them came back negative.

DOHA, Qatar (AP) — Former No. 1 Garbiñe Muguruza beat Ukrainian teenager Dayana Yastremska 6-2, 6-4 Wednesday to reach the quarterfinals of the Qatar Open.

LUXEMBOURG (AP) — Jelena Ostapenko of Latvia beat former doubles partner Julia Goerges 6-4, 6-1 to win the Luxembourg Open final on Sunday.

The pair played together in doubles in 2017, but...

LUXEMBOURG (AP) — Defending champion Julia Goerges of Germany came from a set down to beat Sorana Cirstea 4-6, 6-4, 6-4 Thursday in the second round of the Luxembourg Open.

LUXEMBOURG (AP) — Coco Gauff lost her opening match at the Luxembourg Open in straight sets on Wednesday, just three days after winning her first WTA title in Austria.

LINZ, Austria (AP) — American teenager Coco Gauff advanced to her first WTA semifinal match by beating top-seeded Kiki Bertens 7-6 (1), 6-4 Friday at the Upper Austria Ladies.

ZHENGZHOU, China (AP) — Three-time Grand Slam champion Angelique Kerber lost in the opening round of the Zhengzhou Open on Tuesday, falling to Alison Riske of the United States 5-7, 6-4, 7-6...

LONDON (AP) — The United States will face Latvia for a place in next year's Fed Cup finals, the first time the "World Cup of Tennis" tournament system will be used.

NEW YORK (AP) — Serena Williams will try again for a record-equaling 24th major title as one of 13 Grand Slam women's champions who gained direct entry into the U.S. Open.

CHARLESTON, S.C. (AP) — Ninth-seeded Belinda Bencic of Switzerland opened play at the Volvo Car Open with a 6-3, 6-0 victory over Australia's Destanee Aiava on Monday at the WTA's first clay-court...

SHENZHEN, China (AP) — Qualifier Monica Niculescu upset fourth-seeded Jelena Ostapenko of Latvia 6-0, 6-2 in the first round of the Shenzhen Open on Tuesday.

The 99th-ranked Niculescu swept past the 2017 French Open champion in 51 minutes with Ostapenko winning only four points in the first set.

"I came here early, and actually I didn't spend Christmas at home, I spent it on the plane," Niculescu said.

"But that suits (me) well ... I thought I really played well on Center Court."

HONG KONG (AP) — Kristina Kucova recorded her first WTA main draw victory in over a year when she beat Jelena Ostapenko 5-7, 6-3, 6-2 in the first round of Hong Kong Open on Monday.

Ostapenko struggled with a left wrist injury at the Wuhan Open and China Open but still managed to win the first set.

Kucova will next face lucky loser Viktoriya Tomova, who defeated Dalila Jakupovic 6-3, 2-6, 7-6 (3).

BEIJING (AP) — Unseeded Aleksandra Krunic made a remarkable comeback to oust sixth-seeded Elina Svitolina in the first round of the China Open on Saturday.

Krunic dropped the first nine games of the match and was down 4-1 in the second set before prevailing 0-6, 6-4, 7-6 (4).

In another stunner, fifth-seeded Petra Kvitova was upset by unseeded Daria Gavrilova of Australia 6-2, 6-1.

Gavrilova saved six of seven break points and broke serve six times to oust the two-time Wimbledon champion.

WUHAN, China (AP) — Gabrine Muguruza got off to winning start at the Wuhan Open. Jelena Ostapenko didn't.

Muguruza defeated Alison Van Uytvanck 6-4, 6-0 on Monday in the first round of the tournament, avenging a second-round loss to the Belgian at Wimbledon.

SEOUL, South Korea (AP) — Ekaterina Alexandrova broke top-seeded Jelena Ostapenko's serve five times Friday to beat the defending champion 6-3, 6-2 in a rain-delayed match at the Korea Open.

Ostapenko, the 2017 French Open champion, had reached the quarterfinals or better at six tournaments this year, including the Wimbledon semifinals. Alexandrova came into the match with a 1-7 career record in round-of-16 matches at WTA-level events.

SEOUL, South Korea (AP) — Second-seeded Kiki Bertens advanced to the quarterfinals of the rain-hit Korea Open by beating Dalila Jakupovic 6-4, 7-5 Thursday.

Bertens broke the Slovenian player's serve at 5-5 in the second set and held in the next game.

Also, Mandy Minella beat Australian qualifier Priscilla Hon 6-4, 6-3. The 20-year-old Hon was trying to make it to the Seoul quarterfinals for the second straight year as a qualifier.

SEOUL, South Korea (AP) — Top-seeded Jelena Ostapenko beat Lara Arruabarrena 6-3, 6-3 to advance to the second round of the Korea Open on Wednesday.

Ostapenko, the 2017 French Open champion, broke her opponent five times while notching up 32 winners to 29 unforced errors.

"She's a very good player and very consistent," Ostapenko said. "Today was a good match for me, especially for the first round because first rounds are always tough."

SEOUL, South Korea (AP) — Third-seeded Maria Sakkari has had a 6-0, 6-1 win over Anna Karolina Schmiedlova in just over an hour to advance to the round of 16 at the Korea Open.

In other first-round matches Monday, Stefanie Voegele had a 6-3, 2-6, 6-4 win over South Korean wildcard entry Choi Ji-hee and Tamara Zidansek beat fellow Slovenian Polona Hercog 6-1, 6-3.