Robert Witz defeated Marco Osorio 6-3 7-6 in the Central America Masters 2 round of 32 on clay. The upset overturned the form book — Marco Osorio came in leading the head-to-head 1–0. Robert Witz claimed a first win over Marco Osorio in two meetings, levelling the head-to-head at 1–1.
Witz R. took it in straight sets.
Clay: Witz R. leads 1–0 · Hard: Osorio M. leads 1–0
Robert Witz beat Marco Osorio 6-3 7-6. Umpiry, "Robert Witz vs Marco Osorio — Central America Masters 2 Round of 32", https://umpiry.com/match/1995-01-15/osorio-vs-witz-central-america-masters-2-r32?utm_source=cite (as of 15 January 1995).