Ivo Heuberger defeated Brian Vahaly 6-3 7-6 in the US Open qualifying round of 64 on hard. The upset overturned the form book — Brian Vahaly came in defending last year's round of 128.
Heuberger I. took it in straight sets.
Ivo Heuberger beat Brian Vahaly 6-3 7-6(3). Umpiry, "Ivo Heuberger vs Brian Vahaly — US Open Qualifying Round of 64", https://umpiry.com/match/2004-08-26/heuberger-vs-vahaly-us-open-q64?utm_source=cite (as of 26 August 2004).