Antonia Lottner defeated Mayo Hibi 6-2 6-4 in the US Open qualifying round of 128 on hard. The result followed the form book — Antonia Lottner came in defending last year's round of 128.
Lottner A. took it in straight sets.
Antonia Lottner beat Mayo Hibi 6-2 6-4. Umpiry, "Antonia Lottner vs Mayo Hibi — US Open Qualifying Round of 128", https://umpiry.com/match/2017-08-23/hibi-vs-lottner-us-open-q128?utm_source=cite (as of 23 August 2017).