How well do you know the U.S. Open.

The Australian Open is the year’s first Grand Slam tennis tournament.

Aryna Sabalenka has stunned top-ranked Iga Swiatek to reach the championship of the WTA Finals.

Serena Williams is famous for her 23 Grand Slam singles titles.

Serena Williams' loss in the third round of the U.S. Open brings an end to her tennis career.

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

Iga Swiatek ended her journey to the women’s No. 1 ranking in fitting fashion.

Wimbledon champion Ash Barty has finished No. 1 in the WTA singles rankings for the third consecutive season.

Novak Djokovic’s bid for the first calendar-year Grand Slam in men’s tennis since 1969 ended with a loss to Daniil Medvedev in the U.S. Open final.

Novak Djokovic has moved within two wins of the first calendar-year Grand Slam in men’s tennis since 1969 by beating Matteo Berrettini 5-7, 6-2, 6-2, 6-3 to reach the U.S. Open semifinals.

Dylan Alcott and Diede de Groot have a chance at tennis history Novak Djokovic can no longer make.

Novak Djokovic has picked up his 17th consecutive victory over Kei Nishikori to reach the fourth round at the U.S. Open as he pursues a calendar-year Grand Slam.

“Rocket” Rod Laver will be at the U.S. Open to welcome Novak Djokovic into a remarkably exclusive club if the 34-year-old from Serbia manages to complete the first calendar-year Grand Slam in men’s tennis in 52 years.

Novak Djokovic will begin his bid to win the U.S. Open for a men’s-record 21st major tennis championship and to complete a calendar-year Grand Slam by facing a player who comes through qualifying.

Novak Djokovic is leaving the Olympics without a medal.

The Tokyo Games got their first swimming individual world record and a fast start to the track competition on Day 7 of the Olympics.

There will be no Golden Slam for Novak Djokovic.

Novak Djokovic says “pressure is a privilege” with the topic of athletes’ mental health and pressure being discussed at the Olympics.

Novak Djokovic is going to the Tokyo Olympics, keeping alive his chance for a “Golden Slam.”.

Naomi Osaka, of Japan, reacts during the women's singles final against Victoria Azarenka, of Belarus, during the US Open tennis championships, Saturday, Sept. 12, 2020, in New York. Surprisingly off-kilter in the early going Saturday, Osaka kept missing shots and digging herself a deficit. By the end, Osaka pulled away to a 1-6, 6-3, 6-3 comeback victory for her second U.S. Open championship and third Grand Slam title overall. But Osaka regained control, breaking to start a match-ending run of three games, covering her face when the final was over. Osaka and her coach have said they think the off-court activism has helped her energy and mindset in matches.

Graf won the match to reach the semifinals of the tournament, where she will meet Chris Evert. One memorable head-to-head rivalry was Steffi Graf vs. Martina Navratilova, who met in three consecutive Wimbledon finals from 1987-89. Graf overpowered Navratilova in the final set to win her second straight womens championship 6-2, 6-7, 6-1 on a history-making day at the All England Club. Last year, Navratilova won the first set and led 2-0 in the second before Graf won 12 of the last 13 games. Trailing 3-1 in the final set, Navratilova had one last chance to get back in the match.

If you play 10-8 in the final set, it definitely is special, she said. Seles was up a service break at 3-1, 4-2 and 5-3 in the final set. The two continued on serve until Seles broke for an 8-7 lead as Graf missed on a short forehand. But Graf broke right back, hitting a perfect backhand drop shot on one point. One or two points really decided it.Seles won $372,896, putting her over the $5 million mark in career earnings.