Monfils pulled off the upset to defeat Querrey. Monfils entered the match as the underdog, with a 32% chance to win before the match started.
From the outset, Monfils refused to go away, chipping away at Querrey's lead until Monfils took their first lead toward the end of the match. Querrey never recovered after losing the lead, and by the time the match ended, Monfils had earned the upset.