Tennis star Novak Djokovic refused to participate in a customary post-match interview after advancing to the quarterfinals in the Australian Open on Sunday, blaming the tournament’s official broadcaster after a presenter “decided to mock” Serbian fans.

Novak Djokovic has declined to do a customary post-match TV interview at the Australian Open to protest comments made on air by someone who works for the official broadcaster of the tournament in the host country,

MELBOURNE, Australia — One of them has operated with ruthless efficiency; the other has brought the drama. But Carlos Alcaraz and Novak Djokovic have played their roles against type en route to their hotly anticipated Australian Open quarterfinal, which will be played on Tuesday, January 21 in Melbourne.