Carol Zhao advanced when Yanina Wickmayer retired 6-2 1-0 in the Stanford round of 32.
Zhao C. advanced when Wickmayer Y. retired.
Carol Zhao beat Yanina Wickmayer 6-2 1-0 after Yanina Wickmayer retired. Umpiry, "Carol Zhao vs Yanina Wickmayer — Stanford Round of 32", https://umpiry.com/match/2014-07-28/wickmayer-vs-zhao-stanford-r32?utm_source=cite (as of 28 July 2014).