Australian Open live: Mixed doubles final, Novak Djokovic retires from semifinal, Jannik Sinner vs Ben Shelton
Novak Djokovic says it is possible the 10-time champion of the Australian Open may not return to play at Melbourne Park. Follow live.
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Alexander Zverev slams Australian Open crowd for Novak Djokovic reaction
Alexander Zverev has admonished the Australian Open crowd after they booed Novak Djokovic following the 10-time champion's ...