Watch Danil Medvedev's press conference after his defeat against Jannik Sinner in the the final of the Australian Open.

Roger Federer gave a long and funny interview to Jim Courier on the Rod Laver Arena after his win against Tomas Berdych in quarters of the Australian Open. Talking about Rafale Nadal injury, his style, his win against Berdych and his next step against Chung.

Rafael Nadal press conference after his retirement against Marin Cilic in quarters of this 2018 Australian Open.

John Isner: ''I never could have imagine it. It's the best moment of my career''