Novak Djokovic's ex-coach, Goran Ivanisevic , has weighed in on tennis' hierarchy and the debate surrounding who's superior between the Serb, Jannik Sinner and Carlos Alcaraz . Djokovic , 37, is hailed as possibly the finest male player ever, boasting 24 Grand Slam victories and a lengthy reign as world number one. However, his recent downtime has seen him drop to sixth in the live ATP rankings. Sinner , 23, is at the forefront of the rankings following his wins at the Australian Open and US

Tag-uri: Australian Open