Novak is a ten-time champion of the Australian Open, the first Grand Slam of the season. Last year, he ended his run with a semi-final loss to Alexander Zverev, when he was forced to retire due to injury after the opening set.
Novak is a ten-time champion of the Australian Open, the first Grand Slam of the season. Last year, he ended his run with a semi-final loss to Alexander Zverev, when he was forced to retire due to injury after the opening set.
