It's been 21 years since an American man won a Grand Slam title, but the country is guaranteed a male finalist at the U.S. Open this weekend.

Top-seeded Jannik Sinner has reached the U.S. Open quarterfinals by beating No. 14 Tommy Paul 7-6 (3), 7-6 (5), 6-1.

Rafael Nadal has told a Spanish television show that he doesn’t think Jannik Sinner intended to use a banned substance and that the current No. 1-ranked man didn’t receive preferential treatment when he was cleared of doping after testing positive twice in March for trace amounts of an anabolic steroid.

Plenty of tennis players at the U.S. Open agree that there are benefits to taking a nap before a match, especially if they are due on court at night.

Tennis fans who can’t decide which players have the best shot at doing well at the U.S. Open aren't the only ones.

Coco Gauff will lead the U.S. tennis team at the Paris Olympics three years after missing the Tokyo Games because she tested positive for COVID-19.

Coco Gauff has become the first American teenager since Serena Williams more than two decades ago to reach the U.S. Open quarterfinals in consecutive years.

Rinky Hijikata knows what he’s facing at the U.S. Open, and it’s more than just Frances Tiafoe.

There will be at least one American man in the U.S. Open quarterfinals because two will face each other in the fourth round.

American Madison Keys has prevailed in a marathon tiebreaker to win the Eastbourne International final, beating ninth-seeded Daria Kasatkina 6-2, 7-6 (13) for her second title at the grass-court tournament.

The United States swept its way into the group stage of the Davis Cup Finals, getting the winning point in a 4-0 victory over Uzbekistan from the doubles team of Rajeev Ram and Austin Krajicek.

Novak Djokovic’s Australian Open championship has returned him to No. 1 in the ATP rankings.

Novak Djokovic will carry a 27-match winning streak at the Australian Open into the final against Stefanos Tsitsipas.

Novak Djokovic has put aside some shaky early play to beat unseeded American Tommy Paul 7-5, 6-1, 6-2 and reach the Australian Open final.

Tennis Australia says Novak Djokovic’s father has decided to stay away from the 21-time Grand Slam champion’s semifinal after getting embroiled in a flap involving spectators who brought banned Russian flags to Melbourne Park.

Tommy Paul's run to the semifinals at the Australian Open is the latest in a series of signs that men from the United States are relevant again in tennis.

Novak Djokovic is playing about as well as can be at the Australian Open.

Tommy Paul has reached his first Grand Slam semifinal and ended the surprising run of Ben Shelton by winning their all-American matchup 7-6 (6), 6-3, 5-7, 6-4 at the Australian Open.

It’s been almost two full decades since this many U.S. men reached Week 2 at the Australian Open.

Italy has beaten the United States in a doubles decider to advance to the Davis Cup semifinals for the first time in eight years.

Frances Tiafoe calls his run to the U.S. Open semifinals ‘a Cinderella story.

Daniil Medvedev had an easy start to his U.S. Open title defense, beating Stefan Kozlov 6-2, 6-4, 6-0.

Nick Kyrgios beat American Marcos Giron in his first match at the Citi Open in Washington.

Tennis has not always allowed coaches to coach.

The All England Club's strict guidelines about wearing white clothing are seen by some players as out-of-date rules.

Novak Djokovic found himself locked in a tight fourth-round match at Wimbledon against a wild-card entry making his Grand Slam tournament debut.

Centre Court at the current Church Road location of the All England Lawn Tennis and Croquet Club opened in 1922.

Three-time defending champion Novak Djokovic's next opponent is an oft-injured guy ranked outside the top 100 and making his Grand Slam debut thanks to a wild card.

Novak Djokovic’s play was not particularly perfect at Wimbledon.

Daniil Medvedev never gave Andy Murray a chance.

As much as Daniil Medvedev cares about taking over the No. 1 ranking in men’s tennis, he also knows there are more serious matters happening involving his home nation of Russia.

Third-ranked Alexander Zverev has been thrown out of the Mexican Open for violently smashing his racket on the umpire’s chair moments after losing a doubles match.

Ons Jabeur has retired hurt in her Sydney Tennis Classic quarterfinal and allowed Anett Kontaveit to move into the semifinals.

Grigor Dimitrov beat top-seeded Daniil Medvedev 4-6, 6-4, 6-3 in the fourth round of the BNP Paribas Open, extending the parade of upsets that has knocked out several top players.

U.S. singles players got two wins on Day 2 after all four singles entrants who played on Day 1 lost.

Four of the six American tennis players competing on day one of the tennis competition in Tokyo lost.

Coco Gauff, 17, is one of eight American singles players set to make their Olympic debuts at the Tokyo Games.

The Associated Press has learned that teenager Coco Gauff and Australian Open runner-up Jennifer Brady will lead the U.S. Olympic tennis team at the Tokyo Games.

French Open organizers say that both members of a men’s doubles team have tested positive for COVID-19 and have been dropped from the tournament.

The last American man to win a Grand Slam tournament was Andy Roddick at the U.S. Open in 2003, and there's no sign the drought will end anytime soon. “But I don’t see it being what it once was ever again.”AdOpelka, for one, isn’t surprised the United States has the same number of seeded men in Melbourne as, say, Bulgaria or Norway. The United States has four seeded women in Melbourne, including Kenin and Serena Williams. That’s a challenge, because those kids want to play basketball and football.”The United States Tennis Association has inner-city programs in more than 250 locations. Opelka (ranked 38th), Fritz (ranked 31st), Tommy Paul (53rd) and Frances Tiafoe (64th) are all 23 and good friends who root for each other.

United States' Serena Williams makes a backhand return to Australia's Daria Gavrilova during a tuneup tournament ahead of the Australian Open tennis championships in Melbourne, Australia, Monday, Feb. 1, 2021. (AP Photo/Hamish Blair)MELBOURNE – Serena Williams found a silver lining in the delayed start to the Australian Open, the season-opening Grand Slam tournament that is starting three weeks later than usual because of the COVID-19 pandemic. Williams is playing in the Yarra Valley Classic, along with top-ranked Ash Barty and defending Australian Open champion Sofia Kenin. TIAFOE OUTCorentin Moutet of France won a tough first-round match over 2019 Australian Open quarterfinalist Frances Tiafoe, beating the American 3-6, 6-4, 6-4 at the Murray River Open. AdANDERSON ADVANCESTwo-time Grand Slam finalist Kevin Anderson opened the Great Ocean Road Open tournament with a 6-4, 7-5 win over 16th-seeded Feliciano Lopez of Spain.