Katerina Siniakova

CLEVELAND (AP) — Olympic doubles champion Katerina Siniakova of the Czech Republic cruised into the quarterfinals at Tennis in the Land with a 6-0, 6-0 victory over Nagi Hanatani of Japan on Wednesday.

PRAGUE (AP) — Second-seeded Barbora Krejcikova advanced to the quarterfinals of the Prague Open by defeating Ysaline Bonaventure of Belgium 7-6 (2), 6-4 on Thursday.

The French Open champion will next face her doubles partner and Czech compatriot Katerina Siniakova.

PRAGUE (AP) — Grace Min came from a set down to eliminate seventh-seeded Nina Stojanovic 3-6, 6-1, 6-4 on Wednesday and advance to the quarterfinals of the Prague Open.

The American player will next meet Xinyu Wang or Conny Perrin.

PRAGUE (AP) — French Open champion Barbora Krejcikova advanced to the second round of the Prague Open by beating qualifier Isabella Shinikova 6-2, 6-3 on Tuesday.

The second-seeded Krejcikova, who is warming up for the Tokyo Olympics at this hard-court tournament in her home country, will next face unseeded Ysaline Bonaventure after the Belgian eliminated Naiktha Bains 6-3, 6-2.

PRAGUE (AP) — Slovak qualifier Rebecca Sramkova upset top-seeded Petra Kvitova 7-6 (5), 3-6, 6-4 to advance to the second round of the Prague Open on Monday.

It was another early exit for Kvitova after she was defeated by Sloane Stephens in the first round of Wimbledon, the Grand Slam she had won twice.

BAD HOMBURG, Germany (AP) — The quarterfinals of the Bad Homburg Open were washed out by bad weather on Thursday as Victoria Azarenka withdrew from the event ahead of Wimbledon.

The quarterfinals and semifinals will be played on Friday.

BAD HOMBURG, Germany (AP) — Top-seeded Petra Kvitova had to dig deep to reach the second round of the Bad Homburg Open in beating Polish qualifier Katarzyna Piter 4-6, 6-1, 6-4 on Monday.

Kvitova lost serve three times but hit 10 aces while prevailing against 135th-ranked Piter in just under two hours at the Wimbledon warmup.

PARMA, Italy (AP) — Coco Gauff reached her first clay-court final by beating Katerina Siniakova 7-5, 1-6, 6-2 on Friday at the Emilia-Romagna Open.

It's a second career WTA final for the 17-year-old American, who reached her first semifinal on clay last week at the Italian Open.

PARMA, Italy (AP) — Coco Gauff advanced to the semifinals of the Emilia-Romagna Open after beating Amanda Anisimova 6-3, 6-3 on Thursday in a match between two American teenagers.

The 17-year-old Gauff, who last week reached the Italian Open semifinals for her career-best result on clay, came from 3-0 down in the second set.

PARMA, Italy (AP) — Serena Williams’ disappointing return to tennis continued when she lost in straight sets to 68th-ranked Katerina Siniakova in the second round of the Emilia-Romagna Open on Tuesday.