Del Potro pulled off the upset to defeat Nadal. Del Potro entered the match as the underdog, with a 41% chance to win before the match started.
From the outset, Del Potro refused to go away, chipping away at Nadal's lead until Del Potro took their first lead during the middle stretches of the match. Nadal never recovered after losing the lead, and by the time the match ended, Del Potro had earned the upset.