Guillaume Marx defeated Andreas Lesch 7-6 4-6 7-6 in the Switzerland Masters 3 round of 32 on carpet. The upset overturned the form book — Andreas Lesch came in leading the head-to-head 1–0. Guillaume Marx claimed a first win over Andreas Lesch in two meetings, narrowing the head-to-head to 1–1.
Marx G. came through in three sets.
Carpet: Marx G. leads 1–0 · Hard: Lesch A. leads 1–0