Mitch Sprengelmeyer defeated Donavan September 6-2 6-3 in the USA F4 round of 64 on clay.
Sprengelmeyer M. took it in straight sets.
Mitch Sprengelmeyer beat Donavan September 6-2 6-3. Umpiry, "Mitch Sprengelmeyer vs Donavan September — USA F4 Round of 64", https://umpiry.com/match/1998-06-01/september-vs-sprengelmeyer-usa-f4-r64?utm_source=cite (as of 1 June 1998).