Novak Djokovic was at the center of another Australian Open row on Monday while Jannik Sinner needed medical attention in fierce heat to battle into the quarterfinals and Iga Swiatek won easily.

Novak Djokovic was at the centre of another Australian Open ... Ukraine's Elina Svitolina beat Veronika Kudermetova -- then declined to shake the Russian's hand. But Svitolina's husband, the ...

Follow live text and radio commentary featuring Aryna Sabalenka, Carlos Alcaraz and Novak Djokovic from the Australian Open quarter-finals.

Novak Djokovic was at the centre of another ... Ukraine's Elina Svitolina beat Veronika Kudermetova -- then declined to shake the Russian's hand. Five-time major champion Iga Swiatek will later ...