Two-time French Open finalist Casper Ruud has dropped 13 of the last 14 games and lost 2-6, 6-4, 6-1, 6-0 to Nuno Borges in the second round at Roland-Garros while bothered by a bad left knee.

Coco Gauff got past the disappointment of losing the Madrid Open final to Aryna Sabalenka and was celebrating a solid week that will make her the top-ranked American woman on Monday.

Roger Federer dislikes the implication he’s slowing down.

Carla Suárez Navarro has made her return to competition after being treated for cancer.

The leaders of the four Grand Slam tournaments have reacted Tuesday to tennis star Naomi Osaka’s stunning withdrawal from the French Open by promising to address players’ concerns about mental health.

Competition at the year's first Grand Slam tournament will be allowed to continue, but no fans can attend as of Saturday. Hopefully it will be all right.”A year ago, Williams dropped just three games against Potapova in the first round. But the 2016 Wimbledon junior champion double-faulted five times in that game, including twice on set point. 8 Diego Schwartzman became the highest-seeded man to lose so far, eliminated 6-3, 6-3, 6-3 by Aslan Karatsev, a qualifier from Russia ranked 114th and making his Grand Slam debut at age 27. AdIn other action, 2020 U.S. Open runner-up Alexander Zverev won in straight sets and now takes on No.

Serbia's Novak Djokovic makes a forehand return to United States' Frances Tiafoe during their second round match at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Feb. 10, 2021. 1, had never beaten anyone in the Top 5, and now he'd just won a tiebreaker against Novak Djokovic to level their second-round match at the Australian Open. But it wasn't quite enough to beat the eight-time Australian Open champion, who won the 3 1/2-hour afternoon match 6-3, 6-7 (3), 7-6 (2), 6-3. AdAnother U.S. Open champion, Naomi Osaka, needed only an hour to sweep Caroline Garcia 6-2, 6-3. 29 Ugo Humbert 5-7, 6-4, 3-6, 7-6 (2), 6-4 in a rollicking night cap full of turns and twists.

When Tennys Sandgren resumed practicing after his can’t-go-anywhere hard quarantine ended, the American said Tuesday, his hands developed blisters from holding a racket. And, like Azarenka, both Sandgren and Pospisil lost their opening matches. “I wouldn’t say the whole tournament is a joke, but for some players, it’s not feasible. “I needed fresh air or maybe a bigger room or better conditions to play against the best players,” she said. Players in the “regular” quarantine were allowed to leave their rooms for five hours per day during the first two weeks after getting to Australia.

Spain's Rafael Nadal reacts during his first round match against Serbia's Laslo Djere at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Feb. 9, 2021. Daniil Medvedev extended his winning streak to 15 matches with a 6-2, 6-2, 6-4 win over Vasek Pospisil and seventh-seeded Andrey Rublev beat Yannick Hanfmann 6-3, 6-3, 6-4. 9 Matteo Berrettini defeated Kevin Anderson, a two-time finalist at majors, 7-6 (9), 7-5, 6-3. Barty lost to Sofia Kenin in the Australian Open semifinals last year and then skipped the U.S. Open and her title defense at the French Open because she stayed in Australia during the COVID-19 pandemic. AdTwo-time Australian Open quarterfinalist Tennys Sandgren also went through the hard lockdown.

Naomi Osaka, of Japan, serves to Marta Kostyuk, of the Ukraine, during the third round of the US Open tennis championships, Friday, Sept. 4, 2020, in New York. Another past U.S. Open champion moving into the fourth round Friday was 2016 titlist Angelique Kerber, who defeated 20-year-old American Ann Li 6-3, 6-4. Kerbers next opponent is another American, 28th-seeded Jennifer Brady, a 6-3, 6-3 winner against Caroline Garcia. The key moment: Kostyuk held five break points that could have given her a 3-1 lead in the final set. Each time on court during the tournament, Osaka is wearing a different mask in memory of a victim of racial injustice.