Alison Riske

Linz Open: Danielle Collins, Alison Riske set up all-American semifinal

The third-seeded Collins, who is pursuing her third title of the season, beat Alison Van Uytvanck of Belgium 7-5, 6-3.

Tokyo Olympics 2020: 17-year-old Coco Gauff, Jennifer Brady lead US tennis team

The list of players heading to Japan includes 17-year-old Gauff, 2021 Australian Open runner-up Brady, Jessica Pegula and Alison Riske for women's singles, and Tommy Paul, Frances Tiafoe, Tennys Sandgren and Marcos Giron for men's singles.

Italian Open: Jannik Sinner sets up Rafael Nadal clash in Rome second round

The Italian teenager will face the 20-time Grand Slam winner for the second time, having impressed against Nadal in last year's French Open quarter-finals despite losing in straight sets.

Fed Cup 2020: US beat Latvia 3-2 to advance to final; Anastasija Sevastova hands Serena Williams maiden defeat

Williams had been unbeaten in singles, dating to her Fed Cup debut in 1999, including a straight-sets win over Ostapenko on Friday night that had two tiebreakers.

Australian Open 2020: Ash Barty says she is proud of her indigenous heritage after sealing quarter-finals berth on Australia Day

Barty is seen as the country’s best hope to end its long wait for a first home-grown women’s champion since Chris O’Neil won the tournament in 1978.

Australian Open 2020: Sofia Kenin stops Coco Gauff, Petra Kvitova comes from set down to beat Maria Sakkari

Coco Gauff's latest history-making Grand Slam run at age 15 ended with a 6-7 (5), 6-3, 6-0 loss in the Australian Open's fourth round to Sofia Kenin

Australian Open 2020: Wang Qiang upsets Serena Williams in three sets; Caroline Wozniacki bids adieu in farewell tournament

Williams owns seven trophies from the year's first major championship and this was her earliest defeat there since also bowing out in the third round all the way back in 2006

Brisbane International: Naomi Osaka overcomes Kiki Bertens in three-setter to advance into semi-finals

Third seed Naomi Osaka survived another testing three-setter to beat Dutchwoman Kiki Bertens 6-3, 3-6, 6-3 to advance to the semi-finals of the Brisbane International.

Brisbane International: Americans Madison Keys, Alison Riske and Danielle Collins notch up straight-sets victories to make quarter-finals

Eighth seed Keys was pushed in the first set by hometown favourite and former US Open champion Samantha Stosur but eventually prevailed 7-5, 6-3 in 78 minutes

WTA Elite Trophy: Kiki Bertens tops round robin group, moves to semi-finals in Zhuhai

Kiki Bertens became the first player to qualify for the semi-finals of the WTA Elite Trophy in Zhuhai, China. The tournament is the second-tier year-end competition on WTA Tour.