Jannik Sinner ignored power failure interruptions and a blaring alarm to defeat Gabriel Diallo 6-2, 7-6 on Monday's day of distractions at the ATP and WTA Cincinnati Open.

Canada's Felix Auger-Aliassime advanced to the fourth round of the Cincinnati Open tennis tournament with a 7-6 (4), 4-2 win over France's Arthur Rinderknech on Monday.

Let's take a look at the top five oldest men's singles champions at Cincinnati Open. Serbian tennis star Novak Djokovic is the oldest to win the title.