Alexander Ritschard defeated Oleg Dmitriev 6-4 7-6 in the USA F4 qualifying round of 16 on clay.
Ritschard A. took it in straight sets.
Alexander Ritschard beat Oleg Dmitriev 6-4 7-6(4). Umpiry, "Alexander Ritschard vs Oleg Dmitriev — USA F4 Qualifying Round of 16", https://umpiry.com/match/2013-01-28/dmitriev-vs-ritschard-usa-f4-q16?utm_source=cite (as of 28 January 2013).