Collin Johns defeated Andrew Cahn 7-6 6-2 in the USA F25 qualifying round of 64 on hard.
Johns C. took it in straight sets.
Collin Johns beat Andrew Cahn 7-6(4) 6-2. Umpiry, "Collin Johns vs Andrew Cahn — USA F25 Qualifying Round of 64", https://umpiry.com/match/2016-07-25/cahn-vs-johns-usa-f25-q64?utm_source=cite (as of 25 July 2016).