Andreeva beats Sabalenka to reach semifinals; Pegula ousts Gauff

In depth

Russia's Mirra Andreeva, 19 and ranked third in the world, beat second-ranked Aryna Sabalenka 4:6, 0:6. Andreeva came back from 4:1 down in the first set and won 11 games in a row, advancing to the semifinals.

Sabalenka lost the last six games of the match and ended the season outside the semifinals. Andreeva broke a Serena Williams record during the season.

Jessica Pegula beat Linda Noskova 4:6, 7:5, 6:4 in the group stage final of the tournament and advanced to the semifinals. The American survived a match point in the match and used 16 aces.