Heather Watson defeated Leylah Fernandez 7-6 6-2 in the W100 Vancouver 1 semi-final on hard. The upset overturned the form book — Leylah Fernandez came in ranked #26. Heather Watson extended the head-to-head to 2–0.
Watson H. took it in straight sets.
Heather Watson beat Leylah Fernandez 7-6(4) 6-2. Umpiry, "Heather Watson vs Leylah Fernandez — W100 Vancouver 1 Semi-final", https://umpiry.com/match/2019-08-17/fernandez-vs-watson-w100-vancouver-1-sf?utm_source=cite (as of 17 August 2019).