Cameron Norrie defeated Andrey Rublev 3-6 6-3 6-4 in the San Diego semi-final on hard. The upset overturned the form book — Andrey Rublev came in ranked #23, leading the head-to-head 1–0. Cameron Norrie claimed a first win over Andrey Rublev in two meetings, levelling the head-to-head at 1–1.
Norrie C. came through in three sets.
Norrie C. and Rublev A. faced 6 of the same opponents in the last 12 months. Norrie C. went 2–5 (29%) against them, Rublev A. 5–3 (63%). Rublev A. came out better against 3 of 6 comparable opponents, Norrie C. against 0.
Cameron Norrie beat Andrey Rublev 3-6 6-3 6-4. Umpiry, "Cameron Norrie vs Andrey Rublev — San Diego Semi-final", https://umpiry.com/match/2021-09-27/norrie-vs-rublev-san-diego-sf?utm_source=cite (as of 27 September 2021).