Samantha Stosur is out of the US Open after suffering a straight-sets fourth-round loss to Flavia Pennetta.
The Gold Coaster just couldn’t get over her career-long nemesis, losing 6-4 6-4 this morning.
Stosur has never been able to beat the Italian in the 7 times they have met.
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Pennetta, seeded 26th, will now play either Czech fifth seed Petra Kvitova or Sydney-born Brit Johanna Konta on Wednesday for a spot in the last four.
There are now no more Australians left in either the men or women’s singles draws.