Defending champion Jannik Sinner has defeated 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open.

World No. 1 men's singles tennis ace, Jannik Sinner, has made it to the fourth round of the Australian Open. The defending champion showed a lot of composure in a 6-3, 6-4, 6-2 win over Marcos Giron in the third round on Saturday. Sinner bossed the show on the Rod Laver Arena, reaching the 4th round at AO for the 4th time. Here's more.

Defending champion Jannik Sinner stormed into the last 16 of the Australian Open, while Iga Swiatek dominated Emma Raducanu to secure her spot in the next round. Joining them in the second week is 38-year-old Gael Monfils and his wife Elina Svitolina also claimed a surprise victory on the same court shortly after.

MELBOURNE - Defending champion Jannik Sinner was not at his fluent best but still had too much firepower for unseeded American Marcos Giron as he sealed a 6-3 6-4 6-2 win and reached the fourth round of the Australian Open on Saturday.

Emma Raducanu, Jannik Sinner, Katie Boulter, Joao Fonseca, Daniil Medvedev, Elena Rybakina and Iga Swiatek all play on Day 5 of the Australian Open - but when a