Learner Tien, 19, beats Corentin Moutet while Gael Monfils, 38, defeats fourth seed Taylor Fritz to reach the Australian Open fourth round.

French veteran Gaël Monfils rolled back the years to stun the USA’s No. 4 seed Taylor Fritz in the third round of the Australian Open on Saturday, winning 3-6 7-5 7-6(1) 6-4 after three hours and eight minutes of scintillating tennis.

It was a day to remember at the Australian Open, with Learner Tien becoming the youngest to reach the fourth round since Rafael Nadal in 2005 and Gael Monfils defying age to tie French records and make history.

After his historic win, Monfils returned to Margaret Court Arena and sat in the stands to watch his wife, Svitolina, eliminate the women's No. 4 seed, two-time major finalist Jasmine Paolini 2-6, 6-4, 6-0 at night.

Gael Monfils, at 38 years old, stunned Taylor Fritz to reach the last 16 of the Australian Open. With agility and strategy, Monfils turned back the clock and celebrated with a dance on court. This victory marks a significant milestone in a season that's seen him reach new heights.

Monfils joined Roger Federer as the only men to achieve this age-defying feat, before Svitolina eliminated No. 4 seed Jasmine Paolini later in the day.

American player and world No. 4 Taylor Fritz will face France's Gael Monfils tonight in Margaret Court Arena following the women's singles match between U.S. player Emma Navarro and Ons Jabeur. The match will take place in Margaret Arena no sooner than 9 p.m. ET/6 p.m. PT today.

Gael Monfils joined Roger Federer as the only men to reach the Australian Open’s last 16 at age 38 or older since the tournament field expanded to 128 players in 1988, coming back to beat No. 4 seed Taylor Fritz 3-6,

French veteran Gael Monfils stunned fourth seed Taylor Fritz on Saturday to become the second-oldest man ever to make the last 16 at Melbourne Park after Roger Federer.

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.

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open.