Shuai Zhang defeated Raluca Olaru 2-6 6-2 6-0 in the US Open qualifying round of 128 on hard. The upset overturned the form book — Raluca Olaru came in defending last year's round of 128, but Shuai Zhang had been the form player, winning 2 of their last 5 on hard.
Zhang S. came through in three sets.
Shuai Zhang beat Raluca Olaru 2-6 6-2 6-0. Umpiry, "Shuai Zhang vs Raluca Olaru — US Open Qualifying Round of 128", https://umpiry.com/match/2010-08-26/olaru-vs-zhang-us-open-q128?utm_source=cite (as of 26 August 2010).