Seong Chan Hong defeated Jung Woong Na 6-4 2-6 7-6 in the Korea F5 round of 16 on clay. Seong Chan Hong moved ahead in the head-to-head, 2–1.
Hong S. came through in three sets.
Seong Chan Hong beat Jung Woong Na 6-4 2-6 7-6(6). Umpiry, "Seong Chan Hong vs Jung Woong Na — Korea F5 Round of 16", https://umpiry.com/match/2017-06-26/hong-vs-na-korea-f5-r16?utm_source=cite (as of 26 June 2017).