Australia’s Kimberly Birrell stuns Jessica Pegula as Aryna Sabalenka and Naomi Osaka dazzle at French Open

Kimberly Birrell has become the second Australian to cause a major French Open upset after ousting fifth seed Jessica Pegula in three sets.

Birrell sealed a 1-6, 6-3, 6-3 win over Pegula, who has never made it past the quarter-finals at Roland-Garros. The American has now been bounced in the…