Jannik Sinner was not about to announce the end of the "Big Three" after his breakthrough Grand Slam triumph at the Australian Open but the 22-year-old Italian does believe tennis needs a fresh generation of champions.
His five-set victory over Daniil Medvedev on Sunday made him the first Melbourne Park winner in 10 years not named Novak Djokovic, Rafa Nadal or Roger Federer — the trio of multiple champions who have dominated tennis for two decades.
