Mark Nielsen defeated Andrew Nisker 6-3 6-4 in the Canada F2 round of 32 on hard.
Nielsen M. took it in straight sets.
Mark Nielsen beat Andrew Nisker 6-3 6-4. Umpiry, "Mark Nielsen vs Andrew Nisker — Canada F2 Round of 32", https://umpiry.com/match/2001-06-18/nielsen-vs-nisker-canada-f2-r32?utm_source=cite (as of 18 June 2001).