Zi Yan defeated Sunitha Rao 6-4 6-4 in the US Open qualifying round of 32 on hard. The result followed the form book — Zi Yan came in leading the head-to-head 2–0, defending last year's round of 128. Zi Yan extended the head-to-head to 3–0.
Yan Z. took it in straight sets.
Zi Yan beat Sunitha Rao 6-4 6-4. Umpiry, "Zi Yan vs Sunitha Rao — US Open Qualifying Round of 32", https://umpiry.com/match/2007-08-24/rao-vs-yan-us-open-q32?utm_source=cite (as of 24 August 2007).