David Critchley defeated John Chanfreau 6-1 6-2 in the USA 5 Masters 4 round of 64 on hard.
Critchley D. took it in straight sets.
David Critchley beat John Chanfreau 6-1 6-2. Umpiry, "David Critchley vs John Chanfreau — USA 5 Masters 4 Round of 64", https://umpiry.com/match/1997-09-05/chanfreau-vs-critchley-usa-5-masters-4-r64?utm_source=cite (as of 5 September 1997).