Guests piled ​into Flushing Meadows under sunny skies, with temperatures hovering around 23 degrees, as the tournament entered its second year in a 15-day format, with the first round played over three days.

The world number one insisted she is not a hypocrite for wearing the expensive set while calling for increased prize money.

The fifth seed recovered from two sets to one down to reach round two.

Sinner beat Daniil Medvedev in the quarter-final with a 6-2 1-6 6-1 6-4 win.

The Australian Open champion lost only three games in a rematch of the Melbourne final

Defending champion Alcaraz came from a set down to book a final berth against Daniil Medvedev.

The 22-year-old Italian followed up his victory over Novak Djokovic by claiming the trophy in dramatic fashion.