He insisted that he knew immediately how to break down Porter, who had never been previously stopped in a 36-fight career that earned him two reigns as world champion. The Australian, whose father Kostya Tszyu was a pound-for-pound great who fought Ricky Hatton, is the mandatory challenger to WBO super-welterweight champion Brian Castano. gets his first Top 10 win of the season and is through to the next round at the@ErsteBankOpenafter defeating Hurkacz 6-4 6-7(6) 6-3!pic.twitter.com/n8O4B4Lh0tTough match but@andy_murray🇬🇧 pushes through! Wins 6-4 6-7 6-3 against@HubertHurkacz🇵🇱 and is into the next round of#ErsteBankOpenCongrats, Sir Andy! 🙌🏼Murray, who said he wanted to be more"clinical and ruthless" It’s been one of the most fulfilling, rewarding & enjoyable experiences of my career.