Dominik Koepfer defeated Marc Polmans 7-5 6-7 6-4 in the USA F27 round of 16 on hard.
Koepfer D. came through in three sets.
Dominik Koepfer beat Marc Polmans 7-5 6-7(7) 6-4. Umpiry, "Dominik Koepfer vs Marc Polmans — USA F27 Round of 16", https://umpiry.com/match/2016-08-08/koepfer-vs-polmans-usa-f27-r16?utm_source=cite (as of 8 August 2016).