Results from the WTA tournament in Linz, Austria on Friday (x denotes seeding): Quarter-finals Aryna Sabalenka (BLR x1) bt Oceane Dodin (FRA) 6-3, 3-3 - retired Barbora Krejcikova (CZE) bt Aliaksandra Sasnovich (BLR) 6-3, 6-1 Ekaterina Alexandrova (RUS x4) bt Nadia Podoroska (ARG x6) 6-2, 6-1 Elise Mertens (BEL x2) bt Veronika Kudermetova (RUS x5) 6-4, 6-1 afp