Hunter Callahan defeated Peter Tarwid 6-2 6-3 in the USA F27 qualifying round of 16 on hard.
Callahan H. took it in straight sets.
Hunter Callahan beat Peter Tarwid 6-2 6-3. Umpiry, "Hunter Callahan vs Peter Tarwid — USA F27 Qualifying Round of 16", https://umpiry.com/match/2016-08-08/callahan-vs-tarwid-usa-f27-q16?utm_source=cite (as of 8 August 2016).