There’s a lot to cover on the new Tennis Podcast.For the second week in a row, David and Catherine begin by talking about the form of Naomi Osaka. The Japanese reached the final in Tokyo to back up her US Open title. Why was that so impressive? And just how well did Karolina Pliskova have to play to beat her?Elsewhere, Andy Murray has decided that he will shut down his 2018 season after Shenzhen and Beijing in order to focus on being in the best possible shape for Australia. David and Catherine agree that it's a smart move.There’s also discussion about Serena’s complicated relationship with her coach Patrick Mouratoglou, Mohamed Lahyani’s suspension by the ATP, and more progress for Dominic Thiem on hard courts. Plus, tribute is paid to Mikhail Youzhny following his retirement.Finally, this week saw the second edition of the Laver Cup. What do David and Catherine think of the event? And what does the future hold for it?The Tennis Podcast is uploaded weekly throughout the year and daily at the Grand Slam tournaments. It is produced in association with Telegraph Sport and sponsored by Amazon Prime Video.  See acast.com/privacy for privacy and opt-out information.