On Sunday, 30-year-old Serena Williams capped off a golden summer by winning a fourth US Open crown for her 15th slam singles title.

Serena Williams repeatedly shouted at a chair umpire in the US Open finals, but claimed afterwards she couldn’t even remember it happening.

Rafa Nadal, his confidence rising with each match, powered past Britain’s Andy Murray to set up a rematch of last year’s final with Novak Djokovic.

Second seed Vera Zvonareva has advanced to the quarterfinals of the US Open where she will meet Australian nemesis Sam Stosur.

Belgium’s Kim Clijsters won her second straight US Open women’s title on Saturday after crushing seventh-seeded Russian Vera Zvonareva 6-2, 6-1.

Defending champion Kim Clijsters raised her game with her back to the wall and took advantage of a tiebreaker meltdown by Venus Williams.