Stefanos Tsitsipas battled to a thrilling five-set victory over American Taylor Fritz to reach the Australian Open quarter-finals.
Tsitsipas came from behind to record a 4-6 6-4 4-6 6-3 6-4 win in Melbourne.
It will be a third Australian Open quarter-final him as he continues his bid for a first major title.
He will meet Italian 11th seed Jannik Sinner in the last eight.