Donald Young defeated Stan Wawrinka 7-6 3-6 2-6 6-3 7-6 in the US Open round of 64 on hard.
Young D. came through in five sets.
Young D. and Wawrinka S. faced 1 of the same opponent in the last 12 months. Young D. went 0–1 (0%) against them, Wawrinka S. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.