Roman Borvanov defeated Chris Letcher 6-0 6-2 in the Mexico F1 round of 16 on hard.
Borvanov R. took it in straight sets.
Roman Borvanov beat Chris Letcher 6-0 6-2. Umpiry, "Roman Borvanov vs Chris Letcher — Mexico F1 Round of 16", https://umpiry.com/match/2011-01-17/borvanov-vs-letcher-mexico-f1-r16?utm_source=cite (as of 17 January 2011).