Sachia Vickery  of the U.S.  makes a return to her compatriot Lauren Davis during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Aijaz Rahi)

Australian Open Tennis

Sachia Vickery of the U.S. makes a return to her compatriot Lauren Davis during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Aijaz Rahi)

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