Peter Luczak defeated Kristof Vliegen 6-4 6-2 in the US Open qualifying round of 128 on hard. The upset overturned the form book — Kristof Vliegen came in defending last year's round of 128.
Luczak P. took it in straight sets.
Peter Luczak beat Kristof Vliegen 6-4 6-2. Umpiry, "Peter Luczak vs Kristof Vliegen — US Open Qualifying Round of 128", https://umpiry.com/match/2005-08-24/luczak-vs-vliegen-us-open-q128?utm_source=cite (as of 24 August 2005).