Unless you’re a tennis die-hard, you probably didn’t know much about Terence Atmane before this week. The 23-year-old Frenchman is ranked as the World No. 136 and has played just 14 matches on the ATP Tour in the last calendar year.

ATP No. 1 Jannik Sinner is bidding to become the first back-to-back Cincinnati Open men's singles champion since Roger Federer.

Atmane referenced a paradox related to aliens after beating Holger Rune to reach his first ATP 1,000 semifinal.