Musetti retired up two sets to Novak Djokovic when a right-leg problem worsened badly during timeout.
Sinner beat Ben Shelton 6-3, 6-4, 6-4 to record his 60th Top 10 win and extend streaks on Rod Laver.
Djokovic into 13th Australian Open semifinal after Lorenzo Musetti retired with a leg injury,6-4,6-3.
Pegula advances to her first Australian Open semifinal with a straight-sets victory over Anisimova.
WHOOP contests AO decision after players were ordered to remove fitness bands during matches in AO.
Swiatek's Australian Open quest ended as she fell 7-5, 6-1 to Elena Rybakina in the quarterfinals. .
Alcaraz dominated de Minaur 7-5, 6-2, 6-1 in Melbourne, as the world No. 1 sharpened his focus. Now.
Swiatek was briefly denied access at the Australian Open after arriving for a gym session without ID
After a quarterfinal loss, Gauff attempted to break a racquet privately but was filmed. Filmed live.
Zverev fired 24 aces, survived two tiebreaks and beat Learner Tien to reach his fourth AO semifinal.
