Novak Djokovic booed when retiring hurt after losing competitve opening set to Alexander Zverev in a tie-breaker; its the second time in the last four Grand Slams the 37-year-old has had to withdraw to injury;

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Novak Djokovic has come back to defeat Carlos Alcaraz 4-6, 6-4, 6-3, 6-4 to reach the Australian Open semifinals for the 12th time.

The Australian Open stages the match of the tournament so far as two of the sport’s biggest stars meet in the quarter-final

Novak Djokovic produced a vintage performance to beat Carlos Alcaraz in the Australian Open quarterfinals on Tuesday, moving one step closer towards winning a record-breaking 25th grand slam singles title.

Novak Djokovic will take on Alexander Zverev in the Australian Open semifinals on Thursday, January 23.Djokovic earned a four-set victory over Carlos Alcaraz (4-6, 6-4, 6-3, 6-4) in the

Alcaraz and Djokovic are highlight reels and attention magnets. When they play each other, every ounce of energy is on the task at hand

The 10-time Australian Open champion reconfigured his tactics and dragged Alcaraz out of his comfort zone to win in four sets

An injured Novak Djokovic retired from his Australian Open semifinal match against Alexander Zverev after losing the opening set.

In a matchup more appropriate for a final, 10-time Australian Open champion Novak Djokovic prevails in four sets over reigning Wimbledon champ.

Novak Djokovic played the first set of his Australian Open semi-final before retiring through injury as boos broke out from the crowd - but Alexander Zverev was quick to hit back