Kerber pulled off the upset to defeat S Williams. Kerber entered the match as the underdog, with a 36% chance to win before the match started.
From the outset, Kerber refused to go away, chipping away at S Williams's lead until Kerber took their first lead during the middle stretches of the match. S Williams never recovered after losing the lead, and by the time the match ended, Kerber had earned the upset.