Elina Svitolina continues her great start to the season and has been through to the Australian Open quarterfinal, while Elena Rybakina suffered a round-of-16 loss. On Monday, the Ukrainian ousted world No.

No. 19 seed American Madison Keys moved into the Australian Open quarterfinals for the fourth time in her career by ousting No. 6 seed Elena Rybakina of Kazakhstan on Monday.

American Madison Keys first made the Australian Open semifinals 10 years ago. A decade on, she hopes to do it again, but she'll have to go through Ukraine's Elina Svitolina.

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.

Svitolina has reached 12 grand slam quarter-finals. That is the most of any active player not to have won a major title

Elina Svitolina has rallied from two breaks down in the first set and taken 11 of the next 12 games in a 6-4, 6-1 victory over Veronika Kudermetova to reach the Australian Open quarterfinals for

Madison Keys upset sixth seed Elena Rybakina in three sets to reach the quarter-finals of the Australian Open .

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

Elina Svitolina rallied from 4-1 down defeat Veronika Kudermetova 6-4, 6-1 to reach the Australian Open quarterfinals. Svitolina will face Madison Keys in the next round.