After beating Li Na in Friday's semifinals in New York, tennis star Serena Williams will advance to the U.S. Open finals against Victoria Azarenka.

Williams beat Na 6-0 in the first set and 6-3 in the second. According SI.com, she had 4 aces, 1 double-fault, 63 percent first serves,19 winners and 20 unforced errors. Williams was 5 for 11 on break points and 6 for 11 at the net.

Ranked No. 1 in the world, Williams will face off against No. 2 Azarenka on Sunday. Azarenka lost to Williams in last year's final.

Williams and sister Venus Williams still have a doubles match to play against Andrea Hlavackova and Lucie Hradecka in the semifinals. If they win, they will advance to the doubles finals on Saturday.

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