Juan Ignacio Londero defeated Andrea Collarini 6-2 6-3 in the Roland Garros qualifying round of 64 on clay. The upset overturned the form book — Andrea Collarini came in leading the head-to-head 5–1. Juan Ignacio Londero narrowed the head-to-head to 5–2.
Londero J. took it in straight sets.
Clay: Collarini A. leads 4–2 · Hard: Collarini A. leads 1–0
Juan Ignacio Londero beat Andrea Collarini 6-2 6-3. Umpiry, "Juan Ignacio Londero vs Andrea Collarini — Roland Garros Qualifying Round of 64", https://umpiry.com/match/2018-05-23/collarini-vs-londero-roland-garros-q64?utm_source=cite (as of 23 May 2018).