Mika Petković defeated Tim Heger in the ITF M25 Uberlingen 1/16 final on the clay on August 19, 2026. The 19-year-old German born December 29, 2006 arrived with an ATP ranking of 740 and a 58-44 career record and had been coming off an August 10 loss to Niels McDonald in the ATP Challenger Hamburg.…