Perhaps they remember her from Junior Orange Bowl tournaments at Salvadore Park and Biltmore Tennis Center in Coral Gables, or from the Crandon Park Tennis Center in Key Biscayne, where 5-foot-10 Keys dazzled spectators with her 114 mph serve as a 14-year-old in the Orange Bowl Under-18s division.

Madison Keys’ Grand Slam window wasn’t just closing. It had been slammed shut. She has always been an excellent player, but it felt like women’s tennis had passed her by. Far from her peak in 2017, when she was ranked No.

American Madison Keys clinched her first Grand Slam title over the weekend, defeating the No. 1-ranked woman and two-time defending champion Aryna Sabalenka in the 2025 Australian Open final. The 29-year-old tennis star joins "CBS Mornings" to discuss her epic victory.

Jannik Sinner, right, of Italy holds the Norman Brookes Challenge Cup after defeating Alexander Zverev of Germany in the men’s singles final at the Australian Open tennis championship in Melbourne, Australia, Sunday, Jan. 26, 2025. (AP Photo/Ng Han Guan)

The 2025 Australian Open Men's Final match between Jannik Sinner and Alexander Zverev is set to take place on Friday, Jan. 26, at the Rod Laver Arena in Melbourne Park at 7:30 p.m. AEDT local time. That makes it a a 8:30 a.m. GMT start in the UK and a 3:30 a.m. ET, 12:30 a.m. PT start in the US and Canada.

World No. 1 Jannik Sinner is at the peak of his career. The Italian won his second consecutive Australian Open title and third Grand Slam overall on Sunday (January 29).