Madison Keys wrote three short words on the camera lens after her victory against Iga Świątek at the Australian Open: “Oh my god.”

Madison Keys was considered a future tennis star even before she was a teen. At age 29, the American player is finally a major champion.

American Madison Keys became the oldest woman to become a first-time Grand Slam champ after defeating top-seeded Aryna Sabalenka of Belarus at the Australian Open.

Madison Keys claimed her first Grand Slam title by defeating top-seeded Aryna Sabalenka at the Australian Open. Keys' victory marks her as the first woman since Serena Williams to defeat the WTA's No.

American Madison Keys stunned world No. 2 Iga Świątek in an all-time Australian Open classic, coming from a set down to win 5-7, 6-1, 7-6(8) and set up a final showdown against Aryna Sabalenka.

Aryna Sabalenka saw her two-year reign at the Australian Open end after losing to Madison Keys in the final – and she didn’t take it well.

MELBOURNE, Australia — Aryna Sabalenka threw her racket on the sideline. She sat on her bench with a towel over her head. She then even briefly walked off the court before the trophy ceremony when her bid for a third consecutive Australian Open championship ended with a 6-3, 2-6, 7-5 loss to Madison Keys in the final Saturday.

American tennis player Madison Keys won the Australian Open on Saturday, defeating No. 1 ranked Aryna Sabalenka in tightly contested sets.

Australian Open score and latest updates from final - Defending champion Sabalenka takes on 19th seed Keys, who is making her second major final appearance

Aryna Sabalenka of Belarus will face the USAs Madison Keys in Saturdays Australian Open womens final (from 8.30am GMT); Sabalenka seeks three Melbourne titles in a row; watch the ATP and WTA Tours on Sky Sports Tennis and Sky Sports+,

Madison Keys upsets two-time defending champion Aryna Sabalenka in the Australian Open final to claim her first major title.