Safiya Carrington defeated Jessica Wacnik 6-3 7-6 in the Toronto qualifying round on hard. The upset overturned the form book — Jessica Wacnik came in defending last year's round of 16.
Carrington S. took it in straight sets.
Safiya Carrington beat Jessica Wacnik 6-3 7-6(5). Umpiry, "Safiya Carrington vs Jessica Wacnik — Toronto Qualifying Round", https://umpiry.com/match/2017-10-30/carrington-vs-wacnik-toronto-qf?utm_source=cite (as of 30 October 2017).