Juan Felipe Yanez defeated Hector Moretti 6-4 6-2 in the Bolivia F1 final on clay. The upset overturned the form book — Hector Moretti came in leading the head-to-head 1–0. Juan Felipe Yanez claimed a first win over Hector Moretti in two meetings, levelling the head-to-head at 1–1.
Yanez J. took it in straight sets.
Juan Felipe Yanez beat Hector Moretti 6-4 6-2. Umpiry, "Juan Felipe Yanez vs Hector Moretti — Bolivia F1 Final", https://umpiry.com/match/2001-09-17/moretti-vs-yanez-bolivia-f1-f?utm_source=cite (as of 17 September 2001).