The 17-year-old pulled away from Radu Albot, 7-6 (2), 6-2, on Thursday at the ATP 250 clay-court event.

Umpire Christian Rask awarded Garin a key point after an errant out call came from the crowd, despite Garin missing the next shot in the alley.

Its time for more Game, Set, Bet, presented by BetMGM, with two video breakdowns of Wednesday's action.

Also, Zhang Zhizhen makes history for China, Nuno Borges cracks the Top 50 and Rohan Bopanna hits No. 1.

Things took a hilarious turn when Jim Courier challenged Medvedev to get back on court and demonstrate the shot in question.

The two-time finalist withstood a tough test from the Portuguese star, who became the first from his country to reach the second week in Melbourne.

Eight players moved into the second week of a Grand Slam for the first time in their careers at the Australian Open.

In a terrific display, the 26-year-old prevailed in four sets to become the first player from his nation to reach the fourth round.

The reigning champion brushed aside Nuno Borges, 6-3, 6-1, on Tuesday after 63 minutes.

The 26-year-old from Portugal qualified into his first ATP Masters 1000 main draw on Tuesday in Miami, and will return to action 24 hours later.