Matteo Berrettini
After three hours and 49 minutes, the Italian grabbed a 6-4, 6-4, 3-6, 3-6, 6-2 victory over veteran Gael Monfils. Berrettini becomes the first Italian to reach the semifinals of AO.
Madison Keys
The American is through to the Australian Open's semifinals for the first time since 2015. She seamlessly moved past No. 4 seed Barbora Krejcikova 6-3, 6-2.
Rafael Nadal
The Spaniard refused to suffer the same the fate as last year. He managed to pull out a gritty 6-3, 6-4, 4-6, 3-6, 6-3 win over Denis Shapovalov to take one step closer to Grand Slam No. 21.
Kyrgios and Kokkinakis
The Aussie duo continued the fun on Tuesday in Melbourne Park by knocking out their third seeded team thus far. They captured a 7-5, 3-6, 6-3 win to advance into the semifinals.
Dylan Alcott
He's finals bound! The seven-time Australian Open quad singles champ defeated Andy Lapthorne from Britain 6-3, 6-0. He will play his last match of his career against Sam Schroder in Thursday's championship match.