Tennis giants Sinner and Alcaraz talk rivalry, friendship

For two years now Jannik Sinner and Carlos Alcaraz – colloquially known as 'Sincaraz' – have dominated the men's tennis landscapes. This week at the season-ending championship in Turin the prestigious World No.1 title is on the line as the duo aim to deliver a gripping finale in the latest chapter of this rapidly growing rivalry. They've been speaking with CNN's Amanda Davies about their burgeoning rivalry, mutual admiration... and yes, their year in hair! #CNN #News