There was an unknown factor about Jannik Sinner's condition after the problems he had during the match against Holger Rune at the 2025 Australian Open. The world No.1 swept away any doubts by demolishing Alex de Minaur in the last quarterfinal and reached the semifinals of the Happy Slam, where he will try to defend the title he won last year.

Novak Djokovic defeated rival Carlos Alcaraz in the 2025 Australian Open quarterfinals with a 4-6, 6-4, 6-3, 6-4 victory at Rod Laver Arena. The 3-hour, 37-minute match — which started Tuesday and end

On Friday, Djokovic’s 50th major semifinal will come against No. 2 seed Alexander Zverev, a two-time runner-up at majors who beat No. 12 Tommy Paul 7-6 (1), 7-6 (0), 2-6, 6-1. The other men’s quarterfinals are Wednesday: No. 1 Jannik Sinner vs. No. 8 Alex de Minaur, and No. 21 Ben Shelton against unseeded Lorenzo Sonego.