The world No.2 was repeatedly heckled as he was about to give his speech to congratulate back-to-back Australian Open champion Jannik Sinner. The world No.2 was repeatedly heckled as he was about to give his speech to congratulate back-to-back Australian Open champion Jannik Sinner. Sport / Tennis Sydney Morning Herald – Latest News
‘I’m not about to open that subject again’: Zverev responds to heckler after Australian Open final loss
