Rogerio Dutra Silva defeated Daniel Munoz de la Nava 6-3 6-3 in the US Open qualifying round of 64 on hard. The upset overturned the form book — Daniel Munoz de la Nava came in leading the head-to-head 1–0. Rogerio Dutra Silva claimed a first win over Daniel Munoz de la Nava in two meetings, levelling the head-to-head at 1–1.
Dutra Silva R. took it in straight sets.
Hard: Dutra Silva R. leads 1–0 · Clay: Munoz de la Nava D. leads 1–0
Rogerio Dutra Silva beat Daniel Munoz de la Nava 6-3 6-3. Umpiry, "Rogerio Dutra Silva vs Daniel Munoz de la Nava — US Open Qualifying Round of 64", https://umpiry.com/match/2013-08-22/nava-vs-silva-us-open-q64?utm_source=cite (as of 22 August 2013).