De Minaur takes down Nishikori in US Open 3rd round

New York - Australia's Alex de Minaur knocked out 2014 US Open finalist Kei Nishikori in Friday's third round of the US Open to collect his first victory over a top-10 player.

The 20-year-old Aussie, ranked 38th, advanced 6-2, 6-4, 2-6, 6-3 in just under three hours. De Minaur will face Bulgaria's Grigor Dimitrov or Polish lucky loser Kamil Majchrzak in the last 16.

US Open results on Friday (x denotes seeding):

Men

3rd rd

Roger Federer (SUI x3) bt Dan Evans (GBR) 6-2, 6-2, 6-1

Alex de Minaur (AUS) bt Kei Nishikori (JPN x7) 6-2, 6-4, 2-6, 6-3

Women

3rd rd

Johanna Konta (GBR x16) bt Zhang Shuai (CHN x33) 6-2, 6-3

Karolina Pliskova (CZE x3) bt Ons Jabeur (TUN) 6-1, 4-6, 6-4

Serena Williams (USA x8) bt Karolina Muchova (CZE) 6-3, 6-2

Petra Martic (CRO x22) bt Anastasija Sevastova (LAT x12) 6-4, 6-3

Ashleigh Barty (AUS x2) bt Maria Sakkari (GRE x30) 7-5, 6-3