Swiss Open: Klein edges past Wawrinka to reach second round

Slovak Lukas Klein moved into the second round of the Swiss Open by edging out Swiss Stan Wawrinka, the No 8 seed, 7-6 (4), 2-6, 7-5 at the Roy Emerson Arena in Gstaad.

Klein, ranked No 118, will face qualifier Quentin Halys next.

Gstaad ATP 250, other first-round results (Roy Emerson Arena, clay, EUR 579.320, most recent results first):

• Botic van de Zandschulp beat Dominic Stricker (WC): 6-3, 6-3
• Matteo Berrettini (6) beat Pedro Cachin: 6-4, 7-6 (2)
• Gustavo Heide (Q) beat Stefano Napolitano: 7-6 (4), 5-7, 7-6 (3)
• Hamad Medjedovic beat Marc-Andrea Huesler (WC): 6-7 (3), 7-6 (2), 6-3
• Quentin Halys beat Richard Gasquet: 7-6 (4), 7-6 (5)
• Yannick Hanfmann beat Nicolas Moreno De Alboran (LL): 7-6 (2), 6-7 (2), 6-4
• Daniel Elahi Galan beat Vit Kopriva: 6-3, 6-2
• Juan Pablo Varillas (Q) beat Dominic Thiem: 6-3, 5-7, 7-6 (4)
• Fabio Fognini (7) beat Titouan Droguet (Q): 6-4, 6-3
• Jan-Lennard Struff (5) beat Albert Ramos-Vinolas: 7-6 (6), 7-6 (4)
• Leandro Riedi (WC) beat Gregoire Barrere: 7-6 (2), 7-5