John Isner defeated Harsh Mankad 6-2 6-3 in the USA F13 round of 32 on hard.
Isner J. took it in straight sets.
John Isner beat Harsh Mankad 6-2 6-3. Umpiry, "John Isner vs Harsh Mankad — USA F13 Round of 32", https://umpiry.com/match/2006-06-19/isner-vs-mankad-usa-f13-r32?utm_source=cite (as of 19 June 2006).