Iga Swiatek needed just 89 minutes to book her place in the Australian Open semi-finals this morning.
The five-time Grand Slam winner eased through in straight sets 6-1. 6-2 against eight seed Emma Navarro.
Swiatek will face America's Madison Keys in the last four in Melbourne.
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Ben Shelton has won the opening two sets of his quarter-final against Lorenzo Sonego.
Defending men's champion Jannik Sinner meets home favourite Alex de Minaur in the last-eight of the men's singles later this morning.
