Jannik Sinner "felt great on the court" as he annihilated Felix Auger-Aliassime 6-0, 6-2 on Thursday to reach the ATP-WTA Cincinnati Open semi-finals with his 25th straight hardcourt match victory.
The world number one powered through a rapid-fire opening set and overcame a wobble as he started the second set by dropping serve.
The defending champion prevailed in a brief 71 minutes as he claimed an eighth victory in a row at this event and his 30th this season.
"I felt great on the court today, you could see that," said the Italian, who turns 24 on Saturday. "But every day can be different. Let's see what I can do in the semis."
Sinner, playing his first tournament since his Wimbledon triumph, will face either French qualifier Terence Atmane or Danish seventh seed Holger Rune for a pla