The 2023 U.S. Open is underway in New York City. The tournament is into the third round, and the sport's best have gathered in Flushing to compete for the title. 

In the men's tournament, Novak Djokovic, Frances Tiafoe, Tommy Paul, Taylor Fritz, Alejandro Davidovich Fokina and Adrian Mannarino are all in action on Friday. Iga Swiatek, Jelena Ostapenko, Karolina Muchova, Belinda Bencic and Caroline Wozniacki are among those scheduled for the day's matches in the women's tournament. 

Before you make any tennis picks for the U.S. Open, you need to see who tennis expert Jose Onorato is backing.

Onorato grew up playing competitive tennis in Caracas, Venezuela. After coming to the U.S., he trained with famed coach Nick Bollettieri at IMG Academy in Florida and faced players like Robert Farah, now one of the world's top-ranked doubles players.

Onorato, who holds dual degrees in finance and economics from the University of Miami, does extensive research before placing any tennis bet. He studies current form, players' tendencies on a particular surface, weather conditions and many other relevant factors. That systematic approach has helped Onorato go 128-90-7 (+69.25 units) since 2022.

Now, Onorato has released his picks for the U.S. Open. 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 Jose Onorato's top predictions and analysis, all from the tennis expert who went 96-67-7 in 2022!