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Nadal advances to 3rd round at Australian Open

Torsten Blackwood / AFP - Getty Images

Rafael Nadal of Spain hits a return against Tommy Haas of Germany in their second round men's singles match on Tuesday.

AP reports: Second-seeded Rafael Nadal maintained his perfect record against Tommy Haas, beating the veteran German 6-4, 6-3, 6-4 Wednesday in a second-round match at the Australian Open.

With the knee heavily taped Wednesday, he showed no obvious signs of discomfort to advance to a third-round match against the winner of the Donald Young-Lukas Lacko match to be played later Wednesday.