Jack Sock defeated Mischa Zverev 6-1 6-1 6-2 in the US Open round of 64 on hard. The upset overturned the form book — Mischa Zverev came in leading the head-to-head 1–0. Jack Sock claimed a first win over Mischa Zverev in two meetings, levelling the head-to-head at 1–1.
Sock J. took it in straight sets.
Sock J. and Zverev M. faced 1 of the same opponent in the last 12 months. Sock J. went 1–0 (100%) against them, Zverev M. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Jack Sock beat Mischa Zverev 6-1 6-1 6-2. Umpiry, "Jack Sock vs Mischa Zverev — US Open Round of 64", https://umpiry.com/match/2016-08-29/sock-vs-zverev-us-open-r64?utm_source=cite (as of 29 August 2016).