David Wells Roth defeated John Sullivan 6-2 6-2 in the USA 3 Masters 3 round of 32 on hard.
Wells Roth D. took it in straight sets.
David Wells Roth beat John Sullivan 6-2 6-2. Umpiry, "David Wells Roth vs John Sullivan — USA 3 Masters 3 Round of 32", https://umpiry.com/match/1991-06-03/roth-vs-sullivan-usa-3-masters-3-r32?utm_source=cite (as of 3 June 1991).