Rafael Nadal has cruised into the second round of the US Open with a 6-3, 6-2, 6-2 win over Australian John Millman.
Frenchman Gael Monfils is also through after beating Spaniard Albert Ramos-Vinolas 7-6, 6-4, 6-3.
Elsewhere, fourth-seeded Dominic Thiem lost to 87th-ranked Italian Thomas Fabbiano 6-4, 3-6, 6-3, 6-2, while eighth-seeded Stefanos Tsitsipas is out after losing to Russian Andrey Rublev 4-6, 7-6, 6-7, 5-7.
In the women's competition, defending champion Naomi Osaka overcame Russia’s Anna Blinkova 6-4, 6-7, 6-2, while Simona Halep beat Nicole Gibbs 6-3, 3-6, 6-2 and 15-year old Coco Gauff defeated Anastasia Potapova 3-6, 6-2, 6-4.
Former world no. 1 Caroline Wozniacki has also advanced to the next round but former champion Svetlana Kuznetsova has crashed out.

Mac Allister heads Liverpool to Champions League win over Real Madrid
Sabalenka overpowers Pegula, Gauff eliminates Paolini in WTA Finals
Pakistan win ODI against South Africa in last over as Salman shows the way
David Beckham knighted for services to sport and charity
Aryna Sabalenka challenges Nick Kyrgios in Dubai showdown
