Sinner steadies in straight sets to reach ninth straight Slam quarterfinal
![Serve on point. Mindset locked in. Jannik Sinner is built for the big stages. [photo credit: Australian Open Instagram]](https://sportsbytes.com.ph/wp-content/uploads/2026/01/Screenshot_599-400x200.png)
Jannik Sinner shrugged off his heat-hit scare and delivered a composed straight-sets win over Luciano Darderi to book another Australian Open quarterfinal, extending his Grand Slam consistency and unbeaten run against Italian opponents.