Donald Johnson defeated Olivier Mutis 6-1 6-4 in the Halle qualifying round of 32 on grass.
Johnson D. took it in straight sets.
Donald Johnson beat Olivier Mutis 6-1 6-4. Umpiry, "Donald Johnson vs Olivier Mutis — Halle Qualifying Round of 32", https://umpiry.com/match/2000-06-12/johnson-vs-mutis-halle-q32?utm_source=cite (as of 12 June 2000).