Jorge Montero defeated Juan Carlos Saez 2-6 6-2 6-3 in the Chile 10 round of 32 on clay. The upset overturned the form book — Juan Carlos Saez came in leading the head-to-head 4–0. Jorge Montero claimed a first win over Juan Carlos Saez in five meetings, narrowing the head-to-head to 4–1.
Montero J. came through in three sets.
Jorge Montero beat Juan Carlos Saez 2-6 6-2 6-3. Umpiry, "Jorge Montero vs Juan Carlos Saez — Chile 10 Round of 32", https://umpiry.com/match/2012-10-22/montero-vs-saez-chile-10-r32?utm_source=cite (as of 22 October 2012).