Armando Perez defeated Marco Osorio 6-3 6-3 in the Mexico 4 Masters 3 semi-final on hard. The upset overturned the form book — Marco Osorio came in leading the head-to-head 1–0. Armando Perez claimed a first win over Marco Osorio in two meetings, levelling the head-to-head at 1–1.
Perez A. took it in straight sets.
Hard: Perez A. leads 1–0 · Clay: Osorio M. leads 1–0
Armando Perez beat Marco Osorio 6-3 6-3. Umpiry, "Armando Perez vs Marco Osorio — Mexico 4 Masters 3 Semi-final", https://umpiry.com/match/1995-09-30/osorio-vs-perez-mexico-4-masters-3-sf?utm_source=cite (as of 30 September 1995).