Nadal vs Alcaraz LIVE! Rafael Nadal and Carlos Alcaraz will go head to head one last time in Saudi Arabia tonight. The Spain duo are set to square off in the second semi-final of

RIYADH, Saudi Arabia (AP) — 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.

Novak Djokovic and Rafael Nadal, who own 46 Grand Slam singles titles between them, will be among the tennis stars competing for the largest purse in tennis history.

TV channel: The match between Alcaraz and Nadal will be broadcast live in the UK on Sky Sports Tennis, with coverage getting underway at 5:15pm BST. Live stream: Sky Sports subscribers will also be able to watch on a live stream online via the Sky Go app, while DAZN will be streaming the match for free.

The Six Kings Slam is an exhibition event for a half-dozen men that awards money but no ATP ranking points and is Saudi Arabia’s latest foray into tennis.

Carlos Alcaraz has warned Rafael Nadal he is “going to go full power” and play “without fear” in the pair’s clash at the Six Kings Slam exhibition. The world No 2 is “not surprised” Nadal is practicing at “100%” and he expects his idol to be “stronger than ever before” in the match despite his recent inactivity.

The Six Kings Slam is the most lucrative exhibition tennis tournament ever, taking place in Riyadh, Saudi Arabia, as part of the country’s annual sporting season.