Rudolf Molleker defeated Casper Ruud 2-6 6-4 6-4 in the Hamburg qualifying round of 16 on clay. The upset overturned the form book — Casper Ruud came in ranked #24.
Molleker R. came through in three sets.
Rudolf Molleker beat Casper Ruud 2-6 6-4 6-4. Umpiry, "Rudolf Molleker vs Casper Ruud — Hamburg Qualifying Round of 16", https://umpiry.com/match/2017-07-22/molleker-vs-ruud-hamburg-q16?utm_source=cite (as of 22 July 2017).