Jannik Sinner has opened up after his sensational Australian Open final win over Daniil Medvedev on Sunday. The Italian initially struggled during the contest at the Rod Laver Arena, with his opponent claiming the first two sets. Yet Sinner, who eliminated defending champion Novak Djokovic on his way to the final, then upped the ante to turn the match around. The 22-year-old won the third set 6-4 and went on to win the match, securing the first Grand Slam title of his career along the way. More to follow.