Results from matches played on the third day of the Brisbane International at the Queensland Tennis Centre on Wednesday (X denote seed): Round two Alison Riske (USA) bt Barbora Strycova (CZE) 6-3, 6-4 Danielle Collins (USA) bt Yulia Putintseva (KAZ) 6-1, 6-0 Madison Keys (USA X8) bt Samantha Stosur (AUS) 7-5, 6-3 afp