Tennis

Roger Federer is retiring from professional tennis at age 41 after a series of knee operations, closing a career in which he won 20 Grand Slam titles, finished five seasons ranked No. 1

Carlos Alcaraz has defeated Casper Ruud in the U.S. Open final to earn his first Grand Slam title at age 19 and become the youngest man to move up to No. 1 in the rankings.

Frances Tiafoe has ended Rafael Nadal’s 22-match winning streak at Grand Slam tournaments by beating the 22-time major champion 6-4, 4-6, 6-4, 6-3 in the U.S. Open’s fourth round.

Coco Gauff has reached the U.S. Open quarterfinals for the first time by coming back in each set to beat Zhang Shuai of China 7-5, 7-5 in front of a partisan crowd at Arthur Ashe Stadium.

Serena and Venus Williams have lost in the first round of doubles at the U.S. Open. They were eliminated by the Czech pair of Lucie Hradecka and Linda Noskova 7-6 (5), 6-4

Serena Williams has eliminated No. 2 seed Anett Kontaveit 7-6 (4), 2-6, 6-2 in the U.S. Open’s second round to ensure that the 23-time Grand Slam champion will play at least one more singles match.

Serena Williams has won her match in the first round of the U.S. Open. Williams beat Danka Kovinic 6-3, 6-3 under the lights in Arthur Ashe Stadium.

Novak Djokovic will not play in the U.S. Open, as expected, because he is not vaccinated against COVID-19 and thus is not allowed to travel to the United States.

Serena Williams' first opponent at what she has indicated will be her last U.S. Open — and, indeed, the last tournament of her career — is unseeded Danka Kovinic.

Saying “the countdown has begun,” 23-time Grand Slam champion Serena Williams announced Tuesday she is ready to step away from tennis so she can turn her focus to having another child and her business interests, presaging the end of a career that transcended sports. In an essay released Tuesda...