MELBOURNE, Australia (AP) — Defending champion Jannik Sinner beat 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open on Saturday night, reaching the fourth round at Melbourne Park for the fourth time.

Jannik Sinner says he "still has room to improve" in his Australian Open title defence after beating Marcos Giron to reach the fourth round.

World number one Jannik Sinner has now claimed 64 match wins at the majors, which moves him clear of Andreas Seppi (63) for the outright second most of any Italian in the Open Era, behind only Fabio F

Follow live text and radio commentary featuring Emma Raducanu, Iga Swiatek, Jannik Sinner in the Australian Open in Melbourne, Australia.

Defending champion Jannik Sinner raced to victory at the Australian Open on Saturday to sweep into the last 16 as Iga Swiatek demolished Emma Raducanu.

World number one Jannik Sinner advanced to the Australian Open last 16, defeating American Marcos Giron in straight sets in Melbourne. Ruthless Sinner

World number one Jannik Sinner continues his Australian Open title defence against Marcos Giron in the third round - follow live.

Jannik Sinner turns his attention to Marcos Giron in the Australian Open third round after battling his way past a spirited Tristan Schoolkate in Melbourne.

Jannik Sinner continued his purple patch, defeating Tristan Schoolkate and will now face Marcos Giron in the third round of Australian Open 2025.

Ruthless defending champion Jannik Sinner was in the zone Saturday as he powered into the last 16 of the Australian Open with a straight-sets thrashing of American Marcos Giron.

The world No. 1 continues his winning ways in Melbourne. The defending champion, who had conceded the first set in his second round match against