Jannik Sinner registered a dominating win against Canada's Gabriel Diallo to keep his title defence alive. Taylor Fritz also ...

Explore Day 5 action at the Cincinnati Open as Sinner extends his win streak, Fritz and Tiafoe dominate, and Bonzi shocks Tsitsipas. Discover all match results.

A power outage at the Cincinnati Open tennis tournament created a fair amount of chaos Monday around the grounds at the Lindner Family Tennis Center. Tournament organizers posted just before 6 p.m.