Andrey Rublev defeated Peter Gojowczyk 7-5 2-6 6-4 in the US Open qualifying round of 32 on hard. The upset overturned the form book — Peter Gojowczyk came in defending last year's round of 64.
Rublev A. came through in three sets.
Andrey Rublev beat Peter Gojowczyk 7-5 2-6 6-4. Umpiry, "Andrey Rublev vs Peter Gojowczyk — US Open Qualifying Round of 32", https://umpiry.com/match/2015-08-28/gojowczyk-vs-rublev-us-open-q32?utm_source=cite (as of 28 August 2015).