Russian Daniil Medvedev, left, competing as a neutral, failed to match his run to the last two Australian Open finals, losing his third-round tie in straight sets to the United States' Sebastian Korda, right ©Getty Images

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Fans of Poland's world number one Iga Świątek watched her drop just one game in her third-round victory over Spain's Cristina Bucșa ©Getty Images
Fans of Poland's world number one Iga Świątek watched her drop just one game in her third-round victory over Spain's Cristina Bucșa ©Getty Images
Last year's runner-up Danielle Collins of the US is out after losing in three sets to Wimbledon champion Elena Rybakina of Kazakhstan ©Getty Images
Last year's runner-up Danielle Collins of the US is out after losing in three sets to Wimbledon champion Elena Rybakina of Kazakhstan ©Getty Images
Belarus' Victoria Azarenka, playing as a neutral, remains the only former Australian Open winner left in the women's singles draw after coming from behind to knock out American 10th seed Madison Keys ©Getty Images
Belarus' Victoria Azarenka, playing as a neutral, remains the only former Australian Open winner left in the women's singles draw after coming from behind to knock out American 10th seed Madison Keys ©Getty Images
Greece's third seed Stefanos Tsitsipas is staking a strong claim for a maiden Grand Slam, his latest win against Dutchman Tallon Griekspoor meaning he is into the fourth-round without dropping a set ©Getty Images
Greece's third seed Stefanos Tsitsipas is staking a strong claim for a maiden Grand Slam, his latest win against Dutchman Tallon Griekspoor meaning he is into the fourth-round without dropping a set ©Getty Images
Third seed Jessica Pegula of the US eased past Ukraine's Marta Kostyuk 6-0, 6-2 ©Getty Images
Third seed Jessica Pegula of the US eased past Ukraine's Marta Kostyuk 6-0, 6-2 ©Getty Images
American Coco Gauff beat compatriot Bernarda Pera to continue her bid for a first Grand Slam ©Getty Images
American Coco Gauff beat compatriot Bernarda Pera to continue her bid for a first Grand Slam ©Getty Images
Olympic silver medallist Karen Khachanov, a Russian playing as a neutral, survived six set points in the fourth-set tiebreak to spring a surprise against American Frances Tiafoe ©Getty Images
Olympic silver medallist Karen Khachanov, a Russian playing as a neutral, survived six set points in the fourth-set tiebreak to spring a surprise against American Frances Tiafoe ©Getty Images
Unseeded Czech youngster Jiří Lehečka won a five-set thriller to continue his best Grand Slam run to date and knock out the 11th seed Cameron Norrie of Britain ©Getty Images
Unseeded Czech youngster Jiří Lehečka won a five-set thriller to continue his best Grand Slam run to date and knock out the 11th seed Cameron Norrie of Britain ©Getty Images
Greek sixth seed Maria Sakkari was on the end of a surprise defeat to China's Zhu Lin ©Getty Images
Greek sixth seed Maria Sakkari was on the end of a surprise defeat to China's Zhu Lin ©Getty Images