Kai Wehnelt will advance against Noah Karma at the Open de Sion ATP Challenger on August 16, 2026. Wehnelt will ride the momentum from his M25 Klosters wins, including beating Dominic Stricker 6-3, 6-4 and Jan Kumstat 6-3, 6-2, to take the qualifying win in Sion. Wehnelt will convert those straight…