Rafael Nadal starts his pre-retirement farewell tour against Carlos Alcaraz on Thursday at the Six Kings Slam, and Novak Djokovic faces Jannik Sinner at an exhibition event that awards money but no ATP ranking points and is Saudi Arabia's latest foray into tennis.

Four days after their Shanghai Masters 1000 final, Jannik Sinner and Novak Djokovic battled in the semi-final of the Six Kings Slam. Two great rivals played an entertaining clash in Riyadh, with Sinner prevailing 6-2, 6-7, 6-4 in just under two and a half hours.

TV channel and live stream: Nadal vs Djokovic will be shown live on DAZN for free, with only an email subscription required. Sky Sports Tennis will also show the match on Saturday, while Sky Sports subscribers can also watch online via the Sky Go app.

Rafael Nadal sets off on his pre-retirement farewell tour, starting against Carlos Alcaraz at the Six Kings Slam, an exhibition event in Saudi Arabia. Despite recent controversies, Nadal and Novak Djokovic advance to the semifinals.

Rafael Nadal says he feels emotionally prepared for ending his career at next month's Davis Cup Finals but the Spaniard will only contest the singles if he is "ready to win".

Rafael Nadal will have one final battle with Novak Djokovic when they meet in the Six Kings Slam exhibition event on Saturday. The Spaniard is retiring after next month's Davis Cup finals in Malaga, bringing the curtain down on an incredible career.

Rafael Nadal is "emotionally ready" to bring his tennis career to a close at the Davis Cup Finals next month. Jack Smith's Evidence Dossier Against Trump Made Public: Key Takeaways Rock singers 70 or older still going strong The most commonly stolen car in America,