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.

World No 9 Andrey Rublev face teenage prospect Joao Fonseca in first round clash in Melbourne, fit-again Nishikori backed to fire A defiant Andrey Rublev said he was going into this year's Australian Open convinced he could banish his grand slam jinx and win an overdue first major of his decorated career.