American Alex Michelsen claimed the biggest win of his career when he stunned Stefanos Tsitsipas 7-5 6-3 2-6 6-4 in the first round of the Australian Open on Monday as the Greek 11th seed became the first major casualty at Melbourne Park.

Stefanos Tsitsipas says his Australian Open first-round exit was "karma" after withdrawing from the men's doubles with his brother to focus on singles.

Stefanos Tsitsipas twice smashed his racket onto his bag as he exited the Australian Open in the first round against young American Alex Michelsen. Tsitsipas, who is enduring a miserable run of Grand Slam form,

American Alex Michelsen claimed the biggest win of his career when he stunned Stefanos Tsitsipas 7-5 6-3 2-6 6-4 in the first round of the Australian Open on Monday as the Greek 11th seed became the first major casualty at Melbourne Park.

Stefanos Tsitsipas, the world No. 12, has made a startling “karma” confession following his unexpected first-round exit from the 2025 tournament. The Greek star withdrew from the men’s doubles draw, where he was set to partner with his brother Petros,

T he first big upset of the 2025 Australian Open landed on just the second day of the competition, as the men's tournament saw 2023 finalist Stefanos Tsitsipas crash out in his op