👋 Welcome back to The Daily Theory, our morning rundown to help you stay on top of your favorite sport. I’m Allen McDuffee, your guide to all things tennis.
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Programming note: Today’s edition is somewhat abbreviated due to travel, so I can report on a story about how a group of men is preparing for U.S. Open qualifying next week. Be on the lookout for that!
Let’s tennis!

What They Said
I was trying to fight, to keep believing. In the end, somehow out of nowhere at 6-5, 30-0 for him, I make amazing returns. I was able to break him. Both of us deserved to win.
-Andrey Rublev on his three-and-a-half-hour battle against Alexei Popyrin, in which he won, 6-7, 7-6, 7-5.

On The Radar
Matches we’re monitoring today:
Cincinnati - WTA 1000 (Hard)
- Elena Rybakina va. Madison Keys (4th round)
- Magda Linette vs. Jessica Pegula (3rd round - TBF)
- Aryna Sabalenka vs. Jessica Bouzas Maneiro (4th round)
- Ekaterina Alexandrova vs. Anna Kalinskaya (4th round)
Cincinnati - ATP 1000 (Hard)
- Frances Tiafoe vs. Holger Rune (4th round)
- Jannik Sinner vs. Adrian Mannarino (4th round)
- Luca Nardi vs. Carlos Alcaraz (4th round)
- Felix Auger-Aliassime vs. Benjamin Bonzi (4th round)
- Taylor Fritz vs. Terence Atmane (4th round)
- Francisco Comesana vs. Andrey Rublev (4th round)
📺 Learn how to watch today’s action over at Tennis Watchers.

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Read, Watch, Listen
- Barbora Krejcikova is finding her form once again, and it took three sets against American teen Iva Jovic to make it into the next round in Cincy.
- The Guardian takes a look at how players are surviving on the ATP Challenger Tour.
- Frances Tiafoe gets philosophical: “fulfillment is a journey.”
- The Cincinnati Open asks top players how they think about momentum.
- The WTA shows what it’s like for Maya Joint right after she finishes a match.
- Grigor Dimitrov has withdrawn from the U.S. Open, moving Alejandro Tabilo into the main draw.
- Jenson Brooksby has a bit of a chip on his shoulder — and he’s learning how to use it to his advantage.
- The Cincinnati Open dropped the second episode of the documentary of the tournament and how it was revamped.
