Tennis betting picks: Best 2023 U.S. Open semifinal bets for Friday from tennis expert

A pair of enticing matchups will take place on Friday during the 2023 US Open semifinals at Arthur Ashe Stadium in New York. Unseeded American Ben Shelton will try to take down Novak Djokovic as a 10-1 underdog at 3 p.m. ET, while top seed Carlos Alcaraz faces No. 3 seed Daniil Medvedev in the second semifinal (7 p.m. ET). Djokovic is the -125 (risk $125 to win $100) favorite to win the tournament in the latest US Open odds, sitting ahead of Alcaraz (+115), Medvedev (11-1) and Shelton (42-1). 

Before you make any tennis picks for the US Open semifinals, you need to see who tennis expert Blake Von Hagen is backing.

Von Hagen has followed tennis closely for years, keeping an eye on young players before they turn into stars. His dedication to the sport allows him to find value on the Challenger Tour and the ATP Tour alike. 

Von Hagen routinely attends ATP events, including at the Challenger level. He keeps up with injuries, form and line movement to identify the best bets of the day. His research allowed him to nail Carlos Alcaraz as a 22-1 longshot to win the 2022 US Open, jumping on board before the market adjusted.

Now, Von Hagen has released his picks for the US Open semifinals. You ABSOLUTELY need to see what they are before entering any tennis picks!

What are today's best tennis bets? ... Join SportsLine now to see Von Hagen's top predictions and analysis, all from the tennis expert who nailed Carlos Alcaraz as a 22-1 longshot at the 2022 US Open!