(Serena Williams reacts after a point against Nicole Gibbs. AFP Photo)
It is the 14th time in her 17 Australian Opens that Serena has made at least the fourth round, and sets her up with a clash against 16th-seeded Czech Barbora Strycova.
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(Photo of Venus Williams by Jack Thomas / Getty Images)
Venus smiling after defeating Duan Ying-Ying in the third round of the Australian Open 2017.
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(My friend Ace sent me this fabulous photo last summer!)
