The world No. 49 has been on an emotional rollercoaster ever since he completed a 7-6 (8), 6-0, 6-1 upset over Yoshihito Nishioka to reach the quarterfinals.

Rune won a titanic fifth-set tiebreaker while Ruud avenged a Geneva defeat to Nicolas Jarry to face off for the second time since their drama-filled Paris quarterfinal in 2022.

Before each day's play, we'll preview three must-see matches.

How will the three Americans fare? Our previews and picks of their matches.

He is the youngest champion on the men's tennis tour in 2023 and earned a spot in the Top 100 for the first time—just one of two teenagers in that elite group.

The reigning Wimbledon champ aims to make it 3-0 against the WTA world No. 1 this year on Wednesday, while Holger Rune looks to topple Novak for a second straight meeting.

After Monday's rain, how will Tuesday's conditions impact play—and subsequent results?

With some biggest stars in the men’s game off the tour, their countrymen are making names for themselves.

Davidovich Fokina will battle the world No. 2 in an all-Spanish affair at the Real Club de Tenis Barcelona-1899 come Friday.

After wasting a 5-0 lead against Francisco Cerundolo, the Italian fought back to win their second-rounder, 5-7, 7-6 (1), 6-4, on Wednesday evening.