World number one Jannik Sinner believes that he can still get better after beating Spanish rival Carlos Alcaraz to win the Saudi Arabian 6 Kings Slam exhibition tournament in Riyadh on Saturday ().

World number one Jannik Sinner believes that he can still get better after beating Spanish rival Carlos Alcaraz to win the Saudi Arabian 6 Kings Slam exhibition tournament in Riyadh on Saturday ().

RIYADH, Saudi Arabia -- Jannik Sinner defeated Carlos Alcaraz 6-7 (5), 6-3, 6-3 for the championship in the Six Kings Slam ...

Jannik Sinner beat Carlos Alcaraz for the championship in the Six Kings Slam exhibition event after Novak Djokovic topped ...

Novak Djokovic implored longtime rival Rafael Nadal to put off his planned retirement after defeating the Spaniard Saturday in what was likely to be the final chapter of their storied rivalry.