Martin Cuevas defeated Patricio Heras 2-6 6-3 7-6 in the Argentina F11 qualifying round on clay. The upset overturned the form book — Patricio Heras came in leading the head-to-head 4–2. Martin Cuevas narrowed the head-to-head to 4–3.
Cuevas M. came through in three sets.
Martin Cuevas beat Patricio Heras 2-6 6-3 7-6(3). Umpiry, "Martin Cuevas vs Patricio Heras — Argentina F11 Qualifying Round", https://umpiry.com/match/2017-11-27/cuevas-vs-heras-argentina-f11-qf?utm_source=cite (as of 27 November 2017).