Akira Santillan defeated Sebastian Ofner 3-6 6-3 6-4 in the US Open qualifying round of 128 on hard. The upset overturned the form book — Sebastian Ofner came in ranked #120, but Akira Santillan had been the form player, winning 2 of their last 5 on hard.
Santillan A. came through in three sets.
Akira Santillan beat Sebastian Ofner 3-6 6-3 6-4. Umpiry, "Akira Santillan vs Sebastian Ofner — US Open Qualifying Round of 128", https://umpiry.com/match/2017-08-22/ofner-vs-santillan-us-open-q128?utm_source=cite (as of 22 August 2017).