Barthel shocked Pironkova, mounting an epic comeback to win the match. Pironkova seemed to be in command, with a 99.0% chance to win during the middle stretches of the match, but no lead proved large enough.
The match was expected to be an even matchup, Barthel had a 51% chance to win before the match started. Pironkova led for most of the match, but Barthel seized the lead for good toward the end of the match.