Jannik Sinner's coach Darren Cahill was full of praise for Novak Djokovic following his big win over Carlos Alcaraz, declaring it "one of the greatest performances." On Tuesday, the record 10-time Australian Open champion came back from a set down to beat the third-seeded Spaniard 4-6 6-4 6-3 6-4 and reach his 12th semifinal at Melbourne Park.

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

By Shrivathsa Sridhar MELBOURNE (Reuters) -History-chasing Novak Djokovic turned back the clock at the Australian Open for a vintage display that sent his young rival Carlos Alcaraz spinning out of the Grand Slam and the 37-year-old Serb into his 50th major semi-final on Tuesday.