"It's not working that good when he's fit, but at this situation it was ideal". Zverev went off court for more treatment at the end of the second set but any chance of him becoming the first player to win four consecutive five-set matches in a Grand Slam during the professional era were over.
The talent of Zverev has never been in doubt, but questions were rightly asked over the past 12 months of how much belief he possessed at the crunch moments on the sport's biggest stage.
Requested later about lastly attaining the final eight at a serious - he has gained three Masters titles and makes common appearances in quarterfinals at ATP occasions - Zverev provided up a mix of sarcasm and humor, which is nothing new.
While fatigue may come into play, Zverev has alleviated concerns over his fitness, saying he is mentally strong to rally on in the ongoing tournament.
"Zverev has time to recover physically but at some point you get exhausted mentally". "[At the] beginning of the fourth set I thought, okay, I can turn this match around, especially when I saved a few break points".
"It's going to be a very tough match against him".
"I believe it is the matchup numerous followers in Germany and Austria had been hoping for after they noticed the draw", mentioned Thiem.
Strycova contributed nearly twice as many unforced errors as her opponent-33 to 18, per Flashscore.com, and dropped serve at least twice in each set. The Romanian clawed back from 1-5 to 4-5 but Keys shut down the mini revival to serve for victory.
Messi in middle of Israel-Palestinian spat over scrapped match
Argentina's next match will now be in Russian Federation as they open their World Cup campaign against Iceland on June 16 (2pm). The decision has now been taken to postpone the game, which would have been Argentina's last World Cup warm-up friendly.
I hope this is not the end here.
Keys beat No. 31 Mihaela Buzarnescu of Romania 6-1, 6-4 while Stephens, the U.S. Open champion in 2017, blew past Anett Kontaveit of Estonia 6-2, 6-0 in just 52 minutes on Court Philippe Chatrier.
But he put the second, a simple forehand victor, into the net and Zverev survived before going on to register a 6-2 3-6 4-6 7-6 (7/3) 7-5 victory in just under four hours.
Zverev admitted his exertions had finally caught up with him after exiting to Dominic Thiem.
The second-set tiebreaker was scrappy, Zverev clinching it with an ace to level the match.
The American 10th-seed clinched the victory on her first match point with a forehand victor from the baseline to seal a rematch of last year's US Open final.
"I'm very pi**ed off about it", he smiled.
Alexander Zverev made his long awaited first grand slam quarterfinal, and no one can say the German did it the easy way.
Keys, the US Open runner-up to Stephens a year ago, will face Kazakhstan's Yulia Putintseva for a place in the semi-finals, after the world number 98 saw off Barbora Strycova 6-4, 6-3.