Novak Djokovic and Carlos Alcaraz will square off again in a Grand Slam after both stars won their fourth-round matches Sunday at the Australian Open.

Novak Djokovic has put himself at loggerheads with the Australian Open’s host broadcaster by refusing to give any more on-court interviews until he receives an apology from anchorman Tony Jones.

Novak Djokovic says he will not conduct on-court interviews at the Australian Open until he receives an apology for “disrespect” from an Australian television presenter. Channel 9 newsreader Tony Jones was conducting a sport segment from Melbourne Park in front of Serbian fans on Friday,