“This is just another proof that I think I’m actually in the best moment of my career."💪

Garbiñe Muguruza | Nitto ATP Finals

https://www.tennis.com/news/articles/ranking-reaction-muguruza-back-up-to-no-3-on-year-end-wta-rankings

Also, Anett Kontaveit and Paula Badosa moved up to new career-highs after phenomenal finishes to 2021.