Serena Williams and Angelique Kerber cruised, Li Na escaped, Eugenie Bouchard broke through, and Ekaterina Makarova continued to shine.
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Agnieszka Radwanska and Dominika Cibulkova cruised, while Caroline Wozniacki and Simona Halep fought hard to advance.
Serena Williams and Angelique Kerber impressed on Wednesday, while Sabine Lisicki fell short.
Caroline Wozniacki and Simona Halep cruised, while Victoria Azarenka and Agnieszka Radwanska needed to battle.
Catch up on what happened to high seeds and feisty underdogs alike in bite-sized nuggets.
A balanced draw sets up Serena Williams and Li Na in the top half with Maria Sharapova and Victoria Azarenka in the bottom half.
Four-time champion Novak Djokovic eyes a smoother road than world No. 1 Rafael Nadal.
Seven men and seven women set their sights on derailing a contender or two in Melbourne.
Serena Williams leads the field with Victoria Azarenka, Maria Sharapova, and Li Na close behind her.
Novak Djokovic will face stiff resistance from Rafael Nadal, Andy Murray, and others as he defends his title.