Serena Williams says her emotions got the best of her when she berated the chair umpire during her loss to Sam Stosur in the US Open final.

World number one Novak Djokovic's US Open triumph on Monday ran his Grand Slam total for the season to three and earned him a record amount of prize money.

Novak Djokovic, whose US Open triumph was his third Grand Slam title of the season and 64th win in 66 matches in 2011, insisted on Monday that he was not invincible.

Novak Djokovic believes a sudden back injury which threatened to sabotage his titanic US Open final battle with Rafael Nadal on Monday helped him over the finish line.

Rafael Nadal was sent reeling to another bruising defeat by Novak Djokovic on Monday, but the World No. 2 insisted his US Open disappointment had only strengthened his resolve to reassert himself against the Serb.

Novak Djokovic shrugged off a back scare to defeat defending champion Rafael Nadal 6-4, 6-2, 6-7 (3/7), 6-1 to clinch the US Open on Monday, his third Grand Slam title of the year in an epic, brutal final.

For her latest United States Open outburst, Serena Williams received a $2,000 fine from the tournament referee Brian Earley on Monday. The fine accounted for about 14-hundredths of a percent of her $1.4 million payday the night before.

Indian tennis ace Sania Mirza on Monday broke into the doubles top-10 for the first time in her career as she gained a place after the US Open, where she made the third round along with Russian partner Elena Vesnina.

Australian Prime Minister Julia Gillard Monday congratulated tennis player Samantha Stosur for claiming the women's crown at the US Open.

World No. 1 Novak Djokovic has enjoyed a run of good results against defending champion Rafael Nadal, but the Spaniard leads the way in the overall record between the two top seeds. A look at all the matches that the two have played: