Kimberly Po Messerli vs Radka Bobkova — US Open Round of 128

Kimberly Po Messerli defeated Radka Bobkova 6-2 6-1 in the US Open round of 128 on hard. The upset overturned the form book — Radka Bobkova came in leading the head-to-head 1–0, defending last year's round of 32, but Kimberly Po Messerli had been the form player, winning 2 of their last 5 on hard. Kimberly Po Messerli claimed a first win over Radka Bobkova in two meetings, narrowing the head-to-head to 1–1.

Key context

• Match story: Kimberly Po Messerli dropped just 3 games past Radka Bobkova.