No. 19 seed Madison Keys scored the big upset on Day 9 of the Australian Open, defeating No. 6 Elena Rybakina 6-3, 1-6, 6-3 at Margaret Court Arena to advance to the tournament quarterfinals.

The No. 6 seed missed multiple break points to seize the advantage in the third set and Keys profited to move into the quarterfinals.

She will next play Ukraine's Elina Svitolina, who beat Veronika Kudermetova 6-4, 6-1 earlier on Jan 20. Read more at straitstimes.com.