American Jessica Pegula produced a shock win to knock out fifth seed Elina Svitolina and reach the quarter-finals of the Australian Open in Melbourne.
The world number 61 won 6-3 3-6 6-3 on Rod Laver Arena to reach the last eight of a Grand Slam for the first time.
The 26-year-old will face fellow American Jennifer Brady, who beat Croatia’s Donna Vekic 6-1 7-5.
“I feel good, everything feels pretty solid, so I’m just going take that to the next match,” said Pegula.
“I’m just happy that I’m competing well, hitting well, moving well.”