In a surprising turn of events, Wimbledon champion Carlos Alcaraz was handed a stunning defeat by Casper Ruud at the ATP Finals in Turin. The Norwegian player dominated the match, securing a 6-1 7-5 victory over the world No 3 in just 86 minutes. Alcaraz's lackluster performance only added to Ruud's impressive victory, which has shaken up the John Newcombe Group at the season-ending tournament.