Esther Vergeer likely played her last match as a professional wheelchair tennis player in Queens at the 2011 US Open, and if this is it, we say goodbye to arguably the most dominant champion in the history of Open competition.

As the 2011 US Open comes to a close and the season nears its end, we take a look back at all the dramatic, comedic and thrilling moments that we witnessed at each of the Grand Slams.

Samantha Stosur, the No. 9 seed, played the best match of her life, staying consistent, dictating with her forehand, minimizing errors and kept fighting to stun the 13-time Grand Slam champ Williams 6-2, 6-3 and win her first career Grand Slam title.

Everyone old enough to remember the day will never forget where they were or what they were doing when they first heard the news of what happened on Sept. 11, 2001, including players at the 2011 US Open, some of whom will be competing on the tenth anniversary of the attacks.

USOpen.org sat down with 2011 US Open Women's Doubles champion Liezel Huber to reflect on her big victory run and thoughts on how her partnership with title teammate Lisa Raymond has come together.

In what could be the final glimpse of one of the more remarkable athletes in modern sports, Esther Vergeer snared a sixth consecutive US Open Wheelchair Women’s Singles title by defeating fellow Dutchwoman Aniek Van Koot 6-2, 6-1.

American Grace Min finished off a thrilling week of upsets in the girls' singles draw, beating top seed Caroline Garcia 7-5, 7-6 (3) in the final.

Fourth seeds Liezel Huber and Lisa Raymond outlasted defending US Open women’s doubles champions Vania King and Yaroslava Shvedova, edging the No. 3 seeds 4-6, 7-6 (5), 7-6 (3) in a dramatic final.

After falling a set down, Shingo Kunieda went on a 12-1 run to take the final two sets and claim his fifth-straight US Open crown 3-6, 6-1, 6-0.

David Wagner addressed the Court 11 faithful with tears of celebration. “Its hard to say what’s really going through my mind – a million things. Even with all the importance of winning the US Open, to do this on the anniversary of 9/11 is very emotional and important for me as an American."

Irina Khromacheva of Russia and Demi Schuurs of the Netherlands defeated Americans Taylor Townsend and Gabrielle Andrews 6-4, 4-6, 1-0 (5), and Robin Kern and Julian Lenz beat Maxim Dubarenco and Vladyslav Manafov 7-5, 6-4 in the juniors doubles finals.

A USOpen.org reporter remembers the 2001 US Open and reflects on how the enduring spirit of the competition lives on ten years after September 11, 2001.

Rafael Nadal played smothering all-court tennis, with only a lapse in the third set, en route to a 6-4, 6-2, 3-6, 6-2 victory over No. 4 Andy Murray, to advance to a repeat of last year’s Monday final against Novak Djokovic.

No. 13 seed Oliver Golding of Great Britain provided a monumental upset against No. 1 Jiri Vesely of the Czech Republic, winning 5-7, 6-3, 6-4 to take his first Grand Slam singles title.

Is it even conceivable that Serena could go down to Aussie veteran Samantha Stosur in the US Open final on Sunday? Possibly, if Stosur plays the match of her life.

Tennis fans got exactly what they were hoping for on Super Saturday, when Novak Djokovic battled from a two-set deficit to defeat Roger Federer 6-7(7), 4-6, 6-3, 6-2, 7-5 in a hard-fought semifinal match.

Dutch and French tennis fans, rejoice – some US Open hardware is coming back to Europe.

Jurgen Melzer and Philipp Petzschner captured their first US Open title, dismissing No. 6 seeds Mariusz Fyrstenberg and Marcin Matkowski 6-2, 6-2 in 48 minutes Saturday night.

American teenagers Melanie Oudin and Jack Sock topped eighth-seeded Gisela Dulko and Eduardo Schwank 7-6(4), 4-6, (10-8) to win the US Open mixed doubles title.

First Lady Michelle Obama started playing tennis after she finished Harvard Law School but had always wanted to attend the US Open. She was finally able to make it for the very first time Friday.