Defending champion Aryna Sabalenka will battle American 19th seed Madison Keys in the final on Saturday looking to become the first woman since Martina Hingis from 1997-99 to win the Australian Open title three times in a row.

Play has started in the Australian Open women’s final between Aryna Sabalenka and Madison Keys. Top-ranked Sabalenka is serving first after Keys won the coin toss and elected to receive on Saturday. Sabalenka hopes to do something no woman has in more than a quarter of a century: win a third consecutive singles champion at Melbourne Park.

Underdog Madison Keys upset Aryna Sabalenka 6-3, 2-6, 7-5 in the Australian Open final on Saturday to win her first Grand Slam crown at the age of 29.At 5-6 when Sabalenka served to take it to another final-set tiebreak,