Del Potro pulled off the upset to defeat S Wawrinka. Del Potro entered the match as the underdog, with a 34% chance to win before the match started.
From the outset, Del Potro refused to go away, chipping away at S Wawrinka's lead until Del Potro took their first lead during the middle stretches of the match. S Wawrinka did not go quietly, recapturing the lead for themselves, until Del Potro regained control for good toward the end of the match.