Pawel Juszczak advanced past Mate Valkusz on August 21, 2026 at the ITF M15 Krakow, producing an upset that removed the Hungarian fourth seed from the clay court event that began on August 17, 2026. Juszczak built on his earlier 6-3, 3-6, 7-6(3) victory over seventh seed Alan Wazny to reach the nex…