Defending champion Federer out of Australian Open

Blazing Greek tyro Stefanos Tsitsipas said it was a "blessing from heaven" subsequent to thumping safeguarding champion Roger Federer out of the Australian Open in the fourth round Sunday.

The NextGen Finals victor dazed the world number three, who is 17 years his senior, 6-7 (11-13), 7-6 (7/3), 7-5, 7-6 (7/5) on Pole Laver Field.

"Roger is a legend of our game," said Tsitsipas, nearly lost for words. "I have such a great amount of regard for him. It's a blessing from heaven."

Tsitsipas seeded 14, turned into the main Greek in history to achieve the quarter-finals of a Pummel

"There's nothing truly I can say to portray this," additional the 20-year-old. "I'm the most joyful man on earth at this moment."

The combine's solitary past gathering in the blended group Hopman Glass not long ago was the additionally tight issue that went to two tiebreaks.

Federer won that day however was at a misfortune to clarify how he made 12 points to break the amazing Tsitsipas serve more than four sets on Pole Laver Field and changed over none.

"It unquestionably went poorly way I was trusting on the break focuses," a gloomy Federer told journalists following his expectations of winning a record seventh Australian Open were broken.

'Something isn't right'

"I likewise didn't break him at the Hopman Glass, so obviously something isn't right how I return him, what I'm endeavouring to do.

"He's working superbly to protect them."

The main set sudden death round was an epic tussle that finished sadly when a fan hopped the weapon and yelled "out" on a Tsitsipas forehand making the Greek miss his next shot.

The second set likewise went to a tiebreak however this time Tsitsipas rapidly took two against Federer's serve to level the match.

At 4-5 in the third, Tsitsipas constrained his initial two break focuses which Federer spared. In any case, he couldn't rehash the accomplishment at 5-6 and a 42nd unforced mistake into the net saw the veteran behind without precedent for the title.

"I had a feeling that I need to win the second set," said Federer. "I couldn't care less how I do it, yet I need to do it. Cost me the diversion today around evening time."

Tsitsipas called the coach in the changeover after the seventh session of the fourth set as he cramped on a warm and sticky night.

Federer couldn't exploit his adversary's situation and Tsitsipas fixed the success on his first match point in the third tiebreak of the match.

"I lost to a superior player who was playing exceptionally well today around evening time," said Federer. "Kept it together, gave himself chances eventually, remained quiet.

"It's not in every case simple, particularly for more youthful folks. Credit to him for dealing with that."

Tsitsipas will meet Spain's 22nd seed Roberto Bautista Agut in the quarter-finals.