Pennetta, at 33 the oldest first-time Grand Slam finalist in the Open era, on Saturday became the first Italian to win the US Open women's crown with an efficient 7-6 (4), 6-2 victory over compatriot and childhood friend Roberta Vinci.
Britain's Andy Murray has revealed that a self-administered pep-talk in a courtside toilet helped him to end his long wait for Grand Slam success at last year's US Open.
US Open prize money will reach $50 million by 2017 and the event will return to a Sunday finish in 2015 under a five-year deal announced on Wednesday between organizers and the ATP and WTA tours.
The US Open will revert back to a 14-day tournament from 2015 after United States Tennis Association (USTA) officials reached an agreement with players on restructuring the playing schedule and increasing prize money.
Rafa Nadal has passed the latest medical tests on his injured knee as the world number four confirmed he would return after more than seven months out at the Brazil Open next month.
Factbox on American Serena Williams, who won her 15th Grand Slam singles title at the US Open on Sunday with a 6-2 2-6 7-5 win over Victoria Azarenka of Belarus.
Serena Williams, through sheer force of will as much as her unquestionable skill, beat world number one Victoria Azarenka 6-2 2-6 7-5 in a dramatic US Open final on Sunday to win her fourth title at Flushing Meadows and her 15th career Grand Slam.
Maria Sharapova refused to lick her wounds after her US Open semifinal loss to Victoria Azarenka, opting instead for the consoling taste of a New York-style vanilla ice cream.
China's tennis star Li Na said Saturday that she was not angry with the blames of officials.
Top-seeded Victoria Azarenka of Belarus overcame a lackluster opening set to beat third-seeded former champion Maria Sharapova of Russia 3-6, 6-2, 6-4 on Friday.
Novak Djokovic was at his brilliant best as he moved a step closer to defending his US Open title with a 6-2 7-6 6-4 victory over Juan Martin del Potro to reach the semi-finals at Flushing Meadows on Thursday.
Second-seeds Bob and Mike Bryan advanced to a showdown against Leander Paes and Radek Stepanek in the men's doubles final on Friday at the US Open.
Swiss former world number one Martina Hingis, a winner of five grand slam singles titles, has been nominated for induction into the International Tennis Hall of Fame.