Rafael Nadal celebrates after winning the career Grand Slam, beating Novak Djokovic 6-4, 5-7, 6-4, 6-2 on Monday, Sept. 13, 2010.

Rafael Nadal rolls on the ground in celebration after beating Novak Djokovic to win his first U.S. Open final.

Novak Djokovic shows his frustration during his four-set loss.

Rafael Nadal returns a shot against Novak Djokovic of Serbia. The two were playing in the men's singles final match at the 2010 U.S. Open.

Novak Djokovic returns a shot against Rafael Nadal. After a long rain delay, the two resumed their match late Monday night.

David Duchovny, Tea Leoni and Justin Bartha look on during the men's singles final match between Novak Djokovic and Rafael Nadal.

Rafael Nadal returns a shot against Novak Djokovic.

Novak Djokovic reaches to return a shot against Rafael Nadal.

Mar¡a Isabel Nadal , left, and Ana Mar¡a Parera, Rafael Nadal's sister and mother, watch the men's singles final match between Novak Djokovic and Rafael Nadal.

The racquet of Novak Djokovic is seen busted on the ground.

Charlize Theron applauds while watching the men's singles final.

Novak Djokovic returns a shot against Rafael Nadal.

Rafael Nadal reacts while playing against Novak Djokovic during his men's singles final.

Tony Bennett, center and wife Susan Crow, right, look on during the men's final.

Fans sit under an umbrella as play is suspended due to rain during the men's singles final match between Novak Djokovic and Rafael Nadal on September 13.

Rain falls on the court as play is suspended during the men's singles final match.

Vania King, right, of the United States and Yaroslava Shvedova of Kazikstan celebrate with their throphy after defeating Liezel Huber and Nadia Petrova of Russia to win the women's doubles final on day fifteen of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 13, 2010 in NYC.