Nino Serdarusic defeated Kamil Majchrzak 6-4 6-3 in the Roland Garros qualifying round of 128 on clay. The upset overturned the form book — Kamil Majchrzak came in leading the head-to-head 1–0. Nino Serdarusic claimed a first win over Kamil Majchrzak in two meetings, levelling the head-to-head at 1–1.
Serdarusic N. took it in straight sets.
Nino Serdarusic beat Kamil Majchrzak 6-4 6-3. Umpiry, "Nino Serdarusic vs Kamil Majchrzak — Roland Garros Qualifying Round of 128", https://umpiry.com/match/2018-05-21/majchrzak-vs-serdarusic-roland-garros-q128?utm_source=cite (as of 21 May 2018).