Damir Dzumhur, Borna Coric, John Isner and Jo-Wilfried Tsonga check out the Votivkirche in Vienna on Sunday evening.

Damir Dzumhur, left, and Stefanos Tsitsipas enjoy the Ping An International Finance Centre in Shenzhen on Tuesday.

Stefanos Tsitsipas, left, and Damir Dzumhur enjoy the Ping An International Finance Centre in Shenzhen on Tuesday.

Damir Dzumhur defeats Lucas Miedler in straight sets at the St. Petersburg Open on Tuesday.

Damir Dzumhur, the fifth seed in Winston-Salem this year, reached his maiden ATP World Tour final in North Carolina a year ago in North Carolina.

Damir Dzumhur, who grew up on clay, has won three ATP World Tour titles - two on hard courts and one, last week, on Antalya grass.

Damir Dzumhur beats Adrian Mannarino in three sets at the Turkish Airlines Open Antalya to lift his third tour-level title on Saturday.

Damir Dzumhur defeats Adrian Mannarino in three sets to win the Turkish Airlines Open Antalya on Saturday.

Damir Dzumhur saves two set points in the second set to beat Jiri Vesely on Friday for a place in the Antalya final.

Damir Dzumhur records just the fifth grass-court match win of his career on Thursday over Pierre-Hugues Herbert at the Antalya Open.

Damir Dzumhur of Bosnia and Herzegovina consoles a ball boy on Friday at Roland Garros.

Damir Dzumhur could not convert one match point at 5-4 in the fifth set against World No. 3 Alexander Zverev at Roland Garros on Friday.

No. 26 seed Damir Dzumhur beats Denis Kudla in straight sets at Roland Garros on Sunday.

A focused Damir Dzumhur lines up a forehand during his match against Denis Shapovalov at the Miami Open presented by Itau.

Damir Dzumhur survives a second scare in as many matches to reach the Open 13 Provence quarter-finals on Wednesday.

Damir Dzumhur saves four match points before defeating Mikhail Kukushkin at the Open 13 Provence on Monday.

Dzumhur handles a tricky shot during his match against Andrey Rublev in Rotterdam on Thursday.

Despite winning their first two FedEx ATP Head2Head meetings, Bosnia's Damir Dzumhur fell to Uzbekistan's Denis Istomin on Tuesday in Brisbane.

Damir Dzumhur is on another level when it comes to delivering under pressure.

Damir Dzumhur captured his second ATP World Tour title at the VTB Kremlin Cup on Sunday.

Sixth seed Damir Dzumhur defeats Ricardas Berankis to win the VTB Kremlin Cup, his second ATP World Tour title.

Damir Dzumhur advances to the final in Moscow, where he will attempt to earn his second ATP World Tour title.

Damir Dzumhur is the first player from Bosnia and Herzegovina to crack the Top 50 in the Emirates ATP Rankings.

Damir Dzumhur hails it the best day of his life after winning his first ATP World Tour title in St. Petersburg.

Damir Dzumhur poses with his first ATP World Tour trophy in St. Petersburg.