On the day last month that Iga Swiatek resoundingly announced to the world that she was, most definitively, back at her best — ready once again to dominate her opponents and, indeed, all of women's tennis — she already was looking ahead.

A clash of generations and styles will be on display when the U.S. Open kicks off on Sunday, with past and present champions Aryna Sabalenka, Iga Swiatek and Coco Gauff leading the field in a wide open women's draw.