For the first time in three years, the tennis world will see Naomi Osaka in the third round of a Grand Slam.

Since returning to action a year ago, Osaka has shown signs of getting her game back together, including a memorable and narrow loss to then-No. 1 Iga Swiatek at the French Open.

ESPN holds the rights for live coverage of the Australian Open in the US, with coverage spread out across both ESPN and ESPN2. If you don't have a cable or satellite TV subscription, you can watch the tennis tournament with a live TV streaming service. All five of the major services offer ESPN.

In his first-ever Grand Slam match, Fonseca defeated World No. 9 Andrey Rublev in straight sets: 7-6 (1), 6-3, 7-6 (5). The match was evenly contested, but Fonseca was dominant with his power and agility.

Brazilian teenager Joao Fonseca began his Grand Slam career in spectacular fashion as the qualifier took down Russian ninth seed Andrey Rublev 7-6(1) 6-3 7-6(5) in the first round of the Australian Open on Tuesday.