The 2025 WTA Finals have begun with a series of upsets, as top women's tennis stars have faltered in the end-of-season tournament.
World No. 5 Jessica Pegula defeated reigning champion No. 2 Iga Świątek 3-6, 6-1, 6-0, marking a significant upset on Monday.
Coco is a great champion, great competitor, good friend, so it's always tough playing her. I don't think there's any secrets with this group of girls here.
Rybakina continued the streak of upsets by defeating Świątek on Monday morning, winning 12 out of the last 13 games.
Author's summary: Upsets abound at the 2025 WTA Finals in Riyadh.