Vasil Kirkov defeated Maximiliano Estevez 4-6 6-3 6-2 in the M15 Cancun 3 quarter-final on hard. The upset overturned the form book — Maximiliano Estevez came in leading the head-to-head 1–0. Vasil Kirkov claimed a first win over Maximiliano Estevez in two meetings, levelling the head-to-head at 1–1.
Kirkov V. came through in three sets.
Hard: Kirkov V. leads 1–0 · Clay: Estevez M. leads 1–0
Vasil Kirkov beat Maximiliano Estevez 4-6 6-3 6-2. Umpiry, "Vasil Kirkov vs Maximiliano Estevez — M15 Cancun 3 Quarter-final", https://umpiry.com/match/2020-01-31/estevez-vs-kirkov-m15-cancun-3-qf?utm_source=cite (as of 31 January 2020).