Marco Osorio defeated Luis Diego Nunez 6-0 6-1 in the CRC vs MEX round robin on hard.
Osorio M. took it in straight sets.
Marco Osorio beat Luis Diego Nunez 6-0 6-1. Umpiry, "Marco Osorio vs Luis Diego Nunez — CRC vs MEX Round Robin", https://umpiry.com/match/2000-02-04/nunez-vs-osorio-crc-vs-mex-rr?utm_source=cite (as of 4 February 2000).