Damir Dzumhur defeated Hubert Hurkacz 7-6 7-5 7-5 in the POL vs BIH round robin on hard. The upset overturned the form book — Hubert Hurkacz came in ranked #34.
Dzumhur D. took it in straight sets.
Dzumhur D. and Hurkacz H. faced 1 of the same opponent in the last 12 months. Dzumhur D. went 1–0 (100%) against them, Hurkacz H. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Damir Dzumhur beat Hubert Hurkacz 7-6 7-5 7-5. Umpiry, "Damir Dzumhur vs Hubert Hurkacz — POL vs BIH Round Robin", https://umpiry.com/match/2017-02-03/dzumhur-vs-hurkacz-pol-vs-bih-rr?utm_source=cite (as of 3 February 2017).