Gallery: The story from a dazzling day seven at the 2018 US Open

Nikoloz Basilashvili celebrating

Here is our pictorial from day seven at the US Open, featuring defending champions Rafael Nadal and Sloane Stephens, and Serena Williams.

It was a tough day at the office for 2017 runner-up Kevin Anderson.
Kevin Anderson wiping his face

Dominic Thiem had all the answers to Anderson’s questions as he reached the quarter-final at Flushing Meadows for the first time.
Dominic Thiem fist pump

Nikoloz Basilashvili also found life tough against top seed and defending champion Rafael Nadal.
Nikoloz Basilashvili shot

Nadal was in control early on.
Rafael Nadal two-handed backhand

But Basilashvili somehow found an extra gear and took it to a fourth set.
Nikoloz Basilashvili celebrating

The defending champion, though, held firm.
Rafael Nadal winning dance

The eighth-seeded Karolina Pliskova was all smiles after she claimed a straightforward 6-4, 6-4 victory over Ashleigh Barty.
Karolina Pliskova all smiles

Serena Williams, leather jacket and all, prepares for her clash against Kaia Kanepi.
Serena Williams leather jacket

Kaia Kanepi fought back after a tough opening set but…

The 23-time Grand Slam winner was too good as she reached the quarter-final.
Serena Williams fist pump

Milos Raonic had the early advantage against John Isner.
Milos Raonic screaming

But American Isner bounced back to reach the quarters.
John Isner all smiles

Next up for Isner is Juan Martin del Potro, who saw off Borna Coric.
Juan Martin del Potro joy

Defending champion Sloane Stephens remains on course to win back-to-back titles after she beat Elise Mertens.
Sloane Stephens that winning feeling

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