Mario Arce defeated Matias Castro 6-3 7-5 in the Bolivia F4 round of 32 on clay.
Arce M. took it in straight sets.
Mario Arce beat Matias Castro 6-3 7-5. Umpiry, "Mario Arce vs Matias Castro — Bolivia F4 Round of 32", https://umpiry.com/match/2008-09-29/arce-vs-castro-bolivia-f4-r32?utm_source=cite (as of 29 September 2008).