Chad Clark defeated Helge Koll 6-3 7-6 in the USA 6 Masters 1 round of 32 on hard.
Clark C. took it in straight sets.
Chad Clark beat Helge Koll 6-3 7-6. Umpiry, "Chad Clark vs Helge Koll — USA 6 Masters 1 Round of 32", https://umpiry.com/match/1996-10-11/clark-vs-koll-usa-6-masters-1-r32?utm_source=cite (as of 11 October 1996).