Sebastian Prieto defeated Andy Zingman 7-6 6-2 in the Argentina 2 Masters 4 round of 32 on clay. The upset overturned the form book — Andy Zingman came in leading the head-to-head 1–0. Sebastian Prieto claimed a first win over Andy Zingman in two meetings, narrowing the head-to-head to 1–1.
Prieto S. took it in straight sets.