Milos Raonic was off to quite the start at the Australian Open before the skies opened up.

The Canadian was leading 6-2, 6-1, 5-2 in his first-round matchup against Italy's Lorenzo Giustino, who gained entry to the tournament as a lucky loser after Radu Albot withdrew. The rest of the matchup will conclude Monday night at approximately 8:30 p.m. ET/5:30 p.m. PT on TSN3. Giustino enters the matchup ranked at No. 150, while Raonic comes in at No. 35.

Meanwhile, Canadian Denis Shapovalov was ousted in the first round by Hungary's Marton Fucsovics 6-3, 6-7 (7), 6-1, 7-6 (3).

Felix Auger-Aliassime, Leylah Annie Fernandez and Vasek Pospisil will be in action Monday evening for their first-round matchups.